538358401

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{20023}}^1$

素因数の和:20220

約数の個数: 16

約数和(自身を含む): 645894144

約数和(自身を除く): 107535743

約数列:

[1, 7, 23, 161, 167, 1169, 3841, 20023, 26887, 140161, 460529, 3223703, 3343841, 23406887, 76908343, 538358401]

約数ペア:

[(1, 538358401), (7, 76908343), (23, 23406887), (161, 3343841), (167, 3223703), (1169, 460529), (3841, 140161), (20023, 26887)]