678495009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{161201}}^1$

素因数の和:161288

約数の個数: 16

約数和(自身を含む): 959474304

約数和(自身を除く): 280979295

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 161201, 483603, 3707623, 9833261, 11122869, 29499783, 226165003, 678495009]

約数ペア:

[(1, 678495009), (3, 226165003), (23, 29499783), (61, 11122869), (69, 9833261), (183, 3707623), (1403, 483603), (4209, 161201)]