39960305

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 60162048

約数和(自身を除く): 20201743

約数列:

[1, 5, 7, 11, 35, 55, 77, 271, 383, 385, 1355, 1897, 1915, 2681, 2981, 4213, 9485, 13405, 14905, 20867, 21065, 29491, 103793, 104335, 147455, 518965, 726551, 1141723, 3632755, 5708615, 7992061, 39960305]

約数ペア:

[(1, 39960305), (5, 7992061), (7, 5708615), (11, 3632755), (35, 1141723), (55, 726551), (77, 518965), (271, 147455), (383, 104335), (385, 103793), (1355, 29491), (1897, 21065), (1915, 20867), (2681, 14905), (2981, 13405), (4213, 9485)]