290414817

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 537574752

約数和(自身を除く): 247159935

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 131, 147, 231, 393, 441, 457, 539, 693, 917, 1179, 1371, 1441, 1617, 2751, 3199, 4113, 4323, 4851, 5027, 6419, 8253, 9597, 10087, 12969, 15081, 19257, 22393, 28791, 30261, 35189, 45243, 57771, 59867, 67179, 70609, 90783, 105567, 179601, 201537, 211827, 246323, 316701, 419069, 538803, 635481, 658537, 738969, 1257207, 1975611, 2216907, 2933483, 3771621, 4609759, 5926833, 8800449, 13829277, 26401347, 32268313, 41487831, 96804939, 290414817]

約数ペア:

[(1, 290414817), (3, 96804939), (7, 41487831), (9, 32268313), (11, 26401347), (21, 13829277), (33, 8800449), (49, 5926833), (63, 4609759), (77, 3771621), (99, 2933483), (131, 2216907), (147, 1975611), (231, 1257207), (393, 738969), (441, 658537), (457, 635481), (539, 538803), (693, 419069), (917, 316701), (1179, 246323), (1371, 211827), (1441, 201537), (1617, 179601), (2751, 105567), (3199, 90783), (4113, 70609), (4323, 67179), (4851, 59867), (5027, 57771), (6419, 45243), (8253, 35189), (9597, 30261), (10087, 28791), (12969, 22393), (15081, 19257)]