64742818

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 118326528

約数和(自身を除く): 53583710

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 101, 202, 211, 217, 422, 434, 707, 1414, 1477, 1519, 2954, 3038, 3131, 4949, 6262, 6541, 9898, 10339, 13082, 20678, 21311, 21917, 42622, 43834, 45787, 91574, 149177, 153419, 298354, 306838, 320509, 641018, 660641, 1044239, 1321282, 2088478, 4624487, 9248974, 32371409, 64742818]

約数ペア:

[(1, 64742818), (2, 32371409), (7, 9248974), (14, 4624487), (31, 2088478), (49, 1321282), (62, 1044239), (98, 660641), (101, 641018), (202, 320509), (211, 306838), (217, 298354), (422, 153419), (434, 149177), (707, 91574), (1414, 45787), (1477, 43834), (1519, 42622), (2954, 21917), (3038, 21311), (3131, 20678), (4949, 13082), (6262, 10339), (6541, 9898)]