28881801

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7963}}^1$

素因数の和:8013

約数の個数: 24

約数和(自身を含む): 46382336

約数和(自身を除く): 17500535

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 7963, 23889, 71667, 103519, 246853, 310557, 740559, 931671, 2221677, 3209089, 9627267, 28881801]

約数ペア:

[(1, 28881801), (3, 9627267), (9, 3209089), (13, 2221677), (31, 931671), (39, 740559), (93, 310557), (117, 246853), (279, 103519), (403, 71667), (1209, 23889), (3627, 7963)]