890391411

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 1640550912

約数和(自身を除く): 750159501

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 131, 193, 273, 301, 387, 393, 559, 579, 819, 903, 917, 1179, 1351, 1677, 1703, 1737, 2509, 2709, 2751, 3913, 4053, 5031, 5109, 5633, 7527, 8253, 8299, 11739, 11921, 12159, 15327, 16899, 17563, 22581, 24897, 25283, 35217, 35763, 39431, 50697, 52689, 58093, 73229, 74691, 75849, 107289, 107887, 118293, 158067, 174279, 176981, 219687, 227547, 323661, 328679, 354879, 512603, 522837, 530943, 659061, 755209, 970983, 986037, 1087169, 1537809, 1592829, 2265627, 2300753, 2958111, 3261507, 4613427, 6796881, 6902259, 7610183, 9784521, 14133197, 20706777, 22830549, 42399591, 68491647, 98932379, 127198773, 296797137, 890391411]

約数ペア:

[(1, 890391411), (3, 296797137), (7, 127198773), (9, 98932379), (13, 68491647), (21, 42399591), (39, 22830549), (43, 20706777), (63, 14133197), (91, 9784521), (117, 7610183), (129, 6902259), (131, 6796881), (193, 4613427), (273, 3261507), (301, 2958111), (387, 2300753), (393, 2265627), (559, 1592829), (579, 1537809), (819, 1087169), (903, 986037), (917, 970983), (1179, 755209), (1351, 659061), (1677, 530943), (1703, 522837), (1737, 512603), (2509, 354879), (2709, 328679), (2751, 323661), (3913, 227547), (4053, 219687), (5031, 176981), (5109, 174279), (5633, 158067), (7527, 118293), (8253, 107887), (8299, 107289), (11739, 75849), (11921, 74691), (12159, 73229), (15327, 58093), (16899, 52689), (17563, 50697), (22581, 39431), (24897, 35763), (25283, 35217)]