71221330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9743}}^1$

素因数の和:9810

約数の個数: 32

約数和(自身を含む): 138910464

約数和(自身を除く): 67689134

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 9743, 19486, 48715, 97430, 165631, 331262, 418949, 828155, 837898, 1656310, 2094745, 4189490, 7122133, 14244266, 35610665, 71221330]

約数ペア:

[(1, 71221330), (2, 35610665), (5, 14244266), (10, 7122133), (17, 4189490), (34, 2094745), (43, 1656310), (85, 837898), (86, 828155), (170, 418949), (215, 331262), (430, 165631), (731, 97430), (1462, 48715), (3655, 19486), (7310, 9743)]