68786210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{221891}}^1$

素因数の和:221929

約数の個数: 16

約数和(自身を含む): 127809792

約数和(自身を除く): 59023582

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 221891, 443782, 1109455, 2218910, 6878621, 13757242, 34393105, 68786210]

約数ペア:

[(1, 68786210), (2, 34393105), (5, 13757242), (10, 6878621), (31, 2218910), (62, 1109455), (155, 443782), (310, 221891)]