128693730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389981}}^1$

素因数の和:390002

約数の個数: 32

約数和(自身を含む): 336944448

約数和(自身を除く): 208250718

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 389981, 779962, 1169943, 1949905, 2339886, 3899810, 4289791, 5849715, 8579582, 11699430, 12869373, 21448955, 25738746, 42897910, 64346865, 128693730]

約数ペア:

[(1, 128693730), (2, 64346865), (3, 42897910), (5, 25738746), (6, 21448955), (10, 12869373), (11, 11699430), (15, 8579582), (22, 5849715), (30, 4289791), (33, 3899810), (55, 2339886), (66, 1949905), (110, 1169943), (165, 779962), (330, 389981)]