2013222589

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{31643}}^1$

素因数の和:31860

約数の個数: 16

約数和(自身を含む): 2354313600

約数和(自身を除く): 341091011

約数列:

[1, 7, 61, 149, 427, 1043, 9089, 31643, 63623, 221501, 1930223, 4714807, 13511561, 33003649, 287603227, 2013222589]

約数ペア:

[(1, 2013222589), (7, 287603227), (61, 33003649), (149, 13511561), (427, 4714807), (1043, 1930223), (9089, 221501), (31643, 63623)]