1213376955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{269}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 2533070880

約数和(自身を除く): 1319693925

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 49, 51, 57, 85, 95, 105, 119, 133, 147, 245, 255, 269, 285, 323, 357, 361, 399, 595, 665, 735, 807, 833, 931, 969, 1083, 1345, 1615, 1785, 1805, 1883, 1995, 2261, 2499, 2527, 2793, 4035, 4165, 4573, 4655, 4845, 5111, 5415, 5649, 6137, 6783, 7581, 9415, 11305, 12495, 12635, 13181, 13719, 13965, 15333, 15827, 17689, 18411, 22865, 25555, 28245, 30685, 32011, 33915, 35777, 37905, 39543, 42959, 47481, 53067, 65905, 68595, 76665, 79135, 86887, 88445, 92055, 96033, 97109, 107331, 128877, 160055, 178885, 197715, 214795, 224077, 237405, 250439, 260661, 265335, 291327, 300713, 434435, 480165, 485545, 536655, 608209, 644385, 672231, 679763, 751317, 902139, 1120385, 1252195, 1303305, 1456635, 1503565, 1650853, 1824627, 2039289, 3041045, 3361155, 3398815, 3756585, 4257463, 4510695, 4758341, 4952559, 8254265, 9123135, 10196445, 11555971, 12772389, 14275023, 21287315, 23791705, 24762795, 34667913, 57779855, 63861945, 71375115, 80891797, 173339565, 242675391, 404458985, 1213376955]

約数ペア:

[(1, 1213376955), (3, 404458985), (5, 242675391), (7, 173339565), (15, 80891797), (17, 71375115), (19, 63861945), (21, 57779855), (35, 34667913), (49, 24762795), (51, 23791705), (57, 21287315), (85, 14275023), (95, 12772389), (105, 11555971), (119, 10196445), (133, 9123135), (147, 8254265), (245, 4952559), (255, 4758341), (269, 4510695), (285, 4257463), (323, 3756585), (357, 3398815), (361, 3361155), (399, 3041045), (595, 2039289), (665, 1824627), (735, 1650853), (807, 1503565), (833, 1456635), (931, 1303305), (969, 1252195), (1083, 1120385), (1345, 902139), (1615, 751317), (1785, 679763), (1805, 672231), (1883, 644385), (1995, 608209), (2261, 536655), (2499, 485545), (2527, 480165), (2793, 434435), (4035, 300713), (4165, 291327), (4573, 265335), (4655, 260661), (4845, 250439), (5111, 237405), (5415, 224077), (5649, 214795), (6137, 197715), (6783, 178885), (7581, 160055), (9415, 128877), (11305, 107331), (12495, 97109), (12635, 96033), (13181, 92055), (13719, 88445), (13965, 86887), (15333, 79135), (15827, 76665), (17689, 68595), (18411, 65905), (22865, 53067), (25555, 47481), (28245, 42959), (30685, 39543), (32011, 37905), (33915, 35777)]