655125855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59747}}^1$

素因数の和:59815

約数の個数: 32

約数和(自身を含む): 1135689984

約数和(自身を除く): 480564129

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 59747, 179241, 298735, 896205, 1015699, 2569121, 3047097, 5078495, 7707363, 12845605, 15235485, 38536815, 43675057, 131025171, 218375285, 655125855]

約数ペア:

[(1, 655125855), (3, 218375285), (5, 131025171), (15, 43675057), (17, 38536815), (43, 15235485), (51, 12845605), (85, 7707363), (129, 5078495), (215, 3047097), (255, 2569121), (645, 1015699), (731, 896205), (2193, 298735), (3655, 179241), (10965, 59747)]