81331110

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{129097}}^1$

素因数の和:129117

約数の個数: 48

約数和(自身を含む): 241671456

約数和(自身を除く): 160340346

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 129097, 258194, 387291, 645485, 774582, 903679, 1161873, 1290970, 1807358, 1936455, 2323746, 2711037, 3872910, 4518395, 5422074, 5809365, 8133111, 9036790, 11618730, 13555185, 16266222, 27110370, 40665555, 81331110]

約数ペア:

[(1, 81331110), (2, 40665555), (3, 27110370), (5, 16266222), (6, 13555185), (7, 11618730), (9, 9036790), (10, 8133111), (14, 5809365), (15, 5422074), (18, 4518395), (21, 3872910), (30, 2711037), (35, 2323746), (42, 1936455), (45, 1807358), (63, 1290970), (70, 1161873), (90, 903679), (105, 774582), (126, 645485), (210, 387291), (315, 258194), (630, 129097)]