51621615

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 92192256

約数和(自身を除く): 40570641

約数列:

[1, 3, 5, 9, 15, 45, 71, 107, 151, 213, 321, 355, 453, 535, 639, 755, 963, 1065, 1359, 1605, 2265, 3195, 4815, 6795, 7597, 10721, 16157, 22791, 32163, 37985, 48471, 53605, 68373, 80785, 96489, 113955, 145413, 160815, 242355, 341865, 482445, 727065, 1147147, 3441441, 5735735, 10324323, 17207205, 51621615]

約数ペア:

[(1, 51621615), (3, 17207205), (5, 10324323), (9, 5735735), (15, 3441441), (45, 1147147), (71, 727065), (107, 482445), (151, 341865), (213, 242355), (321, 160815), (355, 145413), (453, 113955), (535, 96489), (639, 80785), (755, 68373), (963, 53605), (1065, 48471), (1359, 37985), (1605, 32163), (2265, 22791), (3195, 16157), (4815, 10721), (6795, 7597)]