28351609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 34046784

約数和(自身を除く): 5695175

約数列:

[1, 11, 13, 101, 143, 151, 169, 1111, 1313, 1661, 1859, 1963, 14443, 15251, 17069, 21593, 25519, 167761, 187759, 198263, 280709, 2180893, 2577419, 28351609]

約数ペア:

[(1, 28351609), (11, 2577419), (13, 2180893), (101, 280709), (143, 198263), (151, 187759), (169, 167761), (1111, 25519), (1313, 21593), (1661, 17069), (1859, 15251), (1963, 14443)]