289408567

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{10987}}^1$

素因数の和:11118

約数の個数: 16

約数和(自身を含む): 341770752

約数和(自身を除く): 52362185

約数列:

[1, 7, 53, 71, 371, 497, 3763, 10987, 26341, 76909, 582311, 780077, 4076177, 5460539, 41344081, 289408567]

約数ペア:

[(1, 289408567), (7, 41344081), (53, 5460539), (71, 4076177), (371, 780077), (497, 582311), (3763, 76909), (10987, 26341)]