205122477

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{9241}}^1$

素因数の和:9409

約数の個数: 24

約数和(自身を含む): 320290752

約数和(自身を除く): 115168275

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 1057, 3171, 7399, 9241, 22197, 27723, 64687, 194061, 452809, 1358427, 1395391, 4186173, 9767737, 29303211, 68374159, 205122477]

約数ペア:

[(1, 205122477), (3, 68374159), (7, 29303211), (21, 9767737), (49, 4186173), (147, 1395391), (151, 1358427), (453, 452809), (1057, 194061), (3171, 64687), (7399, 27723), (9241, 22197)]