28015323

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25171}}^1$

素因数の和:25234

約数の個数: 16

約数和(自身を含む): 43497216

約数和(自身を除く): 15481893

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25171, 75513, 176197, 528591, 1334063, 4002189, 9338441, 28015323]

約数ペア:

[(1, 28015323), (3, 9338441), (7, 4002189), (21, 1334063), (53, 528591), (159, 176197), (371, 75513), (1113, 25171)]