42153975

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4357}}^1$

素因数の和:4416

約数の個数: 36

約数和(自身を含む): 77276056

約数和(自身を除く): 35122081

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 4357, 9675, 13071, 21785, 39213, 65355, 108925, 187351, 196065, 326775, 562053, 936755, 980325, 1686159, 2810265, 4683775, 8430795, 14051325, 42153975]

約数ペア:

[(1, 42153975), (3, 14051325), (5, 8430795), (9, 4683775), (15, 2810265), (25, 1686159), (43, 980325), (45, 936755), (75, 562053), (129, 326775), (215, 196065), (225, 187351), (387, 108925), (645, 65355), (1075, 39213), (1935, 21785), (3225, 13071), (4357, 9675)]