123793705

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2617

約数の個数: 32

約数和(自身を含む): 180131328

約数和(自身を除く): 56337623

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 805, 1403, 2135, 2521, 7015, 9821, 12605, 17647, 49105, 57983, 88235, 153781, 289915, 405881, 768905, 1076467, 2029405, 3536963, 5382335, 17684815, 24758741, 123793705]

約数ペア:

[(1, 123793705), (5, 24758741), (7, 17684815), (23, 5382335), (35, 3536963), (61, 2029405), (115, 1076467), (161, 768905), (305, 405881), (427, 289915), (805, 153781), (1403, 88235), (2135, 57983), (2521, 49105), (7015, 17647), (9821, 12605)]