81646684

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{94063}}^1$

素因数の和:94105

約数の個数: 24

約数和(自身を含む): 168562688

約数和(自身を除く): 86916004

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 94063, 188126, 376252, 658441, 1316882, 2633764, 2915953, 5831906, 11663812, 20411671, 40823342, 81646684]

約数ペア:

[(1, 81646684), (2, 40823342), (4, 20411671), (7, 11663812), (14, 5831906), (28, 2915953), (31, 2633764), (62, 1316882), (124, 658441), (217, 376252), (434, 188126), (868, 94063)]