728804973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{123757}}^1$

素因数の和:123924

約数の個数: 16

約数和(自身を含む): 1053428096

約数和(自身を除く): 324623123

約数列:

[1, 3, 13, 39, 151, 453, 1963, 5889, 123757, 371271, 1608841, 4826523, 18687307, 56061921, 242934991, 728804973]

約数ペア:

[(1, 728804973), (3, 242934991), (13, 56061921), (39, 18687307), (151, 4826523), (453, 1608841), (1963, 371271), (5889, 123757)]