17400123

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 28123200

約数和(自身を除く): 10723077

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 557, 801, 1157, 1671, 2403, 3471, 5013, 7241, 10413, 15039, 21723, 31239, 49573, 65169, 148719, 195507, 446157, 644449, 1338471, 1933347, 5800041, 17400123]

約数ペア:

[(1, 17400123), (3, 5800041), (9, 1933347), (13, 1338471), (27, 644449), (39, 446157), (89, 195507), (117, 148719), (267, 65169), (351, 49573), (557, 31239), (801, 21723), (1157, 15039), (1671, 10413), (2403, 7241), (3471, 5013)]