28026033

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19919}}^1$

素因数の和:19996

約数の個数: 16

約数和(自身を含む): 43345920

約数和(自身を除く): 15319887

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 19919, 59757, 139433, 418299, 1334573, 4003719, 9342011, 28026033]

約数ペア:

[(1, 28026033), (3, 9342011), (7, 4003719), (21, 1334573), (67, 418299), (201, 139433), (469, 59757), (1407, 19919)]