72220335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{25747}}^1$

素因数の和:25783

約数の個数: 32

約数和(自身を含む): 133477632

約数和(自身を除く): 61257297

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 25747, 77241, 128735, 283217, 386205, 437699, 849651, 1313097, 1416085, 2188495, 4248255, 4814689, 6565485, 14444067, 24073445, 72220335]

約数ペア:

[(1, 72220335), (3, 24073445), (5, 14444067), (11, 6565485), (15, 4814689), (17, 4248255), (33, 2188495), (51, 1416085), (55, 1313097), (85, 849651), (165, 437699), (187, 386205), (255, 283217), (561, 128735), (935, 77241), (2805, 25747)]