121780958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 204718080

約数和(自身を除く): 82937122

約数列:

[1, 2, 13, 26, 31, 62, 139, 278, 403, 806, 1087, 1807, 2174, 3614, 4309, 8618, 14131, 28262, 33697, 56017, 67394, 112034, 151093, 302186, 438061, 876122, 1964209, 3928418, 4683883, 9367766, 60890479, 121780958]

約数ペア:

[(1, 121780958), (2, 60890479), (13, 9367766), (26, 4683883), (31, 3928418), (62, 1964209), (139, 876122), (278, 438061), (403, 302186), (806, 151093), (1087, 112034), (1807, 67394), (2174, 56017), (3614, 33697), (4309, 28262), (8618, 14131)]