31975695

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 59875200

約数和(自身を除く): 27899505

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 53, 109, 123, 135, 159, 205, 265, 327, 369, 477, 545, 615, 795, 981, 1107, 1431, 1635, 1845, 2173, 2385, 2943, 4469, 4905, 5535, 5777, 6519, 7155, 10865, 13407, 14715, 17331, 19557, 22345, 28885, 32595, 40221, 51993, 58671, 67035, 86655, 97785, 120663, 155979, 201105, 236857, 259965, 293355, 603315, 710571, 779895, 1184285, 2131713, 3552855, 6395139, 10658565, 31975695]

約数ペア:

[(1, 31975695), (3, 10658565), (5, 6395139), (9, 3552855), (15, 2131713), (27, 1184285), (41, 779895), (45, 710571), (53, 603315), (109, 293355), (123, 259965), (135, 236857), (159, 201105), (205, 155979), (265, 120663), (327, 97785), (369, 86655), (477, 67035), (545, 58671), (615, 51993), (795, 40221), (981, 32595), (1107, 28885), (1431, 22345), (1635, 19557), (1845, 17331), (2173, 14715), (2385, 13407), (2943, 10865), (4469, 7155), (4905, 6519), (5535, 5777)]