204043749

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6857}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 337962240

約数和(自身を除く): 133918491

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 6857, 9919, 20571, 29757, 47999, 89141, 143997, 267423, 623987, 747413, 1871961, 2242239, 5231891, 9716369, 15695673, 29149107, 68014583, 204043749]

約数ペア:

[(1, 204043749), (3, 68014583), (7, 29149107), (13, 15695673), (21, 9716369), (39, 5231891), (91, 2242239), (109, 1871961), (273, 747413), (327, 623987), (763, 267423), (1417, 143997), (2289, 89141), (4251, 47999), (6857, 29757), (9919, 20571)]