1670664961

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{220783}}^1$

素因数の和:220860

約数の個数: 16

約数和(自身を含む): 2034745344

約数和(自身を除く): 364080383

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 220783, 1545481, 5078009, 10376801, 35546063, 72637607, 238666423, 1670664961]

約数ペア:

[(1, 1670664961), (7, 238666423), (23, 72637607), (47, 35546063), (161, 10376801), (329, 5078009), (1081, 1545481), (7567, 220783)]