1721582018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{988279}}^1$

素因数の和:988361

約数の個数: 16

約数和(自身を含む): 2822527680

約数和(自身を除く): 1100945662

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 988279, 1976558, 12847627, 25695254, 66214693, 132429386, 860791009, 1721582018]

約数ペア:

[(1, 1721582018), (2, 860791009), (13, 132429386), (26, 66214693), (67, 25695254), (134, 12847627), (871, 1976558), (1742, 988279)]