81218822

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{2137}}^1$

素因数の和:2783

約数の個数: 16

約数和(自身を含む): 126022272

約数和(自身を除く): 44803450

約数列:

[1, 2, 31, 62, 613, 1226, 2137, 4274, 19003, 38006, 66247, 132494, 1309981, 2619962, 40609411, 81218822]

約数ペア:

[(1, 81218822), (2, 40609411), (31, 2619962), (62, 1309981), (613, 132494), (1226, 66247), (2137, 38006), (4274, 19003)]