388808612

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{3163}}^1$

素因数の和:3635

約数の個数: 24

約数和(自身を含む): 691017600

約数和(自身を除く): 302208988

約数列:

[1, 2, 4, 79, 158, 316, 389, 778, 1556, 3163, 6326, 12652, 30731, 61462, 122924, 249877, 499754, 999508, 1230407, 2460814, 4921628, 97202153, 194404306, 388808612]

約数ペア:

[(1, 388808612), (2, 194404306), (4, 97202153), (79, 4921628), (158, 2460814), (316, 1230407), (389, 999508), (778, 499754), (1556, 249877), (3163, 122924), (6326, 61462), (12652, 30731)]