71853649

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{683}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 88892640

約数和(自身を除く): 17038991

約数列:

[1, 7, 19, 49, 113, 133, 683, 791, 931, 2147, 4781, 5537, 12977, 15029, 33467, 77179, 90839, 105203, 540253, 635873, 1466401, 3781771, 10264807, 71853649]

約数ペア:

[(1, 71853649), (7, 10264807), (19, 3781771), (49, 1466401), (113, 635873), (133, 540253), (683, 105203), (791, 90839), (931, 77179), (2147, 33467), (4781, 15029), (5537, 12977)]