64997156

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{31799}}^1$

素因数の和:31883

約数の個数: 24

約数和(自身を含む): 131779200

約数和(自身を除く): 66782044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 31799, 63598, 127196, 222593, 445186, 890372, 2321327, 4642654, 9285308, 16249289, 32498578, 64997156]

約数ペア:

[(1, 64997156), (2, 32498578), (4, 16249289), (7, 9285308), (14, 4642654), (28, 2321327), (73, 890372), (146, 445186), (292, 222593), (511, 127196), (1022, 63598), (2044, 31799)]