211328262010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{681704071}}^1$

素因数の和:681704109

約数の個数: 16

約数和(自身を含む): 392661545472

約数和(自身を除く): 181333283462

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 681704071, 1363408142, 3408520355, 6817040710, 21132826201, 42265652402, 105664131005, 211328262010]

約数ペア:

[(1, 211328262010), (2, 105664131005), (5, 42265652402), (10, 21132826201), (31, 6817040710), (62, 3408520355), (155, 1363408142), (310, 681704071)]