15202551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 9957129

約数列:

[1, 3, 7, 13, 21, 39, 91, 233, 239, 273, 699, 717, 1631, 1673, 3029, 3107, 4893, 5019, 9087, 9321, 21203, 21749, 55687, 63609, 65247, 167061, 389809, 723931, 1169427, 2171793, 5067517, 15202551]

約数ペア:

[(1, 15202551), (3, 5067517), (7, 2171793), (13, 1169427), (21, 723931), (39, 389809), (91, 167061), (233, 65247), (239, 63609), (273, 55687), (699, 21749), (717, 21203), (1631, 9321), (1673, 9087), (3029, 5019), (3107, 4893)]