55397115

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3181}}^1$

素因数の和:3241

約数の個数: 40

約数和(自身を含む): 101645808

約数和(自身を除く): 46248693

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3181, 3483, 5805, 9543, 15905, 17415, 28629, 47715, 85887, 136783, 143145, 257661, 410349, 429435, 683915, 1231047, 1288305, 2051745, 3693141, 6155235, 11079423, 18465705, 55397115]

約数ペア:

[(1, 55397115), (3, 18465705), (5, 11079423), (9, 6155235), (15, 3693141), (27, 2051745), (43, 1288305), (45, 1231047), (81, 683915), (129, 429435), (135, 410349), (215, 257661), (387, 143145), (405, 136783), (645, 85887), (1161, 47715), (1935, 28629), (3181, 17415), (3483, 15905), (5805, 9543)]