177639787

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{1987}}^1$

素因数の和:2059

約数の個数: 18

約数和(自身を含む): 201183612

約数和(自身を除く): 23543825

約数列:

[1, 13, 23, 169, 299, 529, 1987, 3887, 6877, 25831, 45701, 89401, 335803, 594113, 1051123, 7723469, 13664599, 177639787]

約数ペア:

[(1, 177639787), (13, 13664599), (23, 7723469), (169, 1051123), (299, 594113), (529, 335803), (1987, 89401), (3887, 45701), (6877, 25831)]