28027167

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5153}}^1$

素因数の和:5207

約数の個数: 24

約数和(自身を含む): 44654256

約数和(自身を除く): 16627089

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5153, 5439, 15459, 36071, 108213, 190661, 252497, 571983, 757491, 1334627, 4003881, 9342389, 28027167]

約数ペア:

[(1, 28027167), (3, 9342389), (7, 4003881), (21, 1334627), (37, 757491), (49, 571983), (111, 252497), (147, 190661), (259, 108213), (777, 36071), (1813, 15459), (5153, 5439)]