221401636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{9907}}^1$

素因数の和:10099

約数の個数: 24

約数和(自身を含む): 400600256

約数和(自身を除く): 179198620

約数列:

[1, 2, 4, 37, 74, 148, 151, 302, 604, 5587, 9907, 11174, 19814, 22348, 39628, 366559, 733118, 1466236, 1495957, 2991914, 5983828, 55350409, 110700818, 221401636]

約数ペア:

[(1, 221401636), (2, 110700818), (4, 55350409), (37, 5983828), (74, 2991914), (148, 1495957), (151, 1466236), (302, 733118), (604, 366559), (5587, 39628), (9907, 22348), (11174, 19814)]