209523119

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 232441440

約数和(自身を除く): 22918321

約数列:

[1, 13, 37, 481, 659, 661, 8567, 8593, 24383, 24457, 316979, 317941, 435599, 5662787, 16117163, 209523119]

約数ペア:

[(1, 209523119), (13, 16117163), (37, 5662787), (481, 435599), (659, 317941), (661, 316979), (8567, 24457), (8593, 24383)]