207097557

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 289972224

約数和(自身を除く): 82874667

約数列:

[1, 3, 47, 71, 137, 141, 151, 213, 411, 453, 3337, 6439, 7097, 9727, 10011, 10721, 19317, 20687, 21291, 29181, 32163, 62061, 457169, 503887, 972289, 1371507, 1468777, 1511661, 2916867, 4406331, 69032519, 207097557]

約数ペア:

[(1, 207097557), (3, 69032519), (47, 4406331), (71, 2916867), (137, 1511661), (141, 1468777), (151, 1371507), (213, 972289), (411, 503887), (453, 457169), (3337, 62061), (6439, 32163), (7097, 29181), (9727, 21291), (10011, 20687), (10721, 19317)]