261291262

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1\times {\mathrm{2677}}^1$

素因数の和:4035

約数の個数: 16

約数和(自身を含む): 402985440

約数和(自身を除く): 141694178

約数列:

[1, 2, 37, 74, 1319, 2638, 2677, 5354, 48803, 97606, 99049, 198098, 3530963, 7061926, 130645631, 261291262]

約数ペア:

[(1, 261291262), (2, 130645631), (37, 7061926), (74, 3530963), (1319, 198098), (2638, 99049), (2677, 97606), (5354, 48803)]