278061057

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{2423}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 412933248

約数和(自身を除く): 134872191

約数列:

[1, 3, 9, 41, 123, 311, 369, 933, 2423, 2799, 7269, 12751, 21807, 38253, 99343, 114759, 298029, 753553, 894087, 2260659, 6781977, 30895673, 92687019, 278061057]

約数ペア:

[(1, 278061057), (3, 92687019), (9, 30895673), (41, 6781977), (123, 2260659), (311, 894087), (369, 753553), (933, 298029), (2423, 114759), (2799, 99343), (7269, 38253), (12751, 21807)]