64940458

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{1801}}^1$

素因数の和:1974

約数の個数: 24

約数和(自身を含む): 107849700

約数和(自身を除く): 42909242

約数列:

[1, 2, 11, 22, 121, 149, 242, 298, 1639, 1801, 3278, 3602, 18029, 19811, 36058, 39622, 217921, 268349, 435842, 536698, 2951839, 5903678, 32470229, 64940458]

約数ペア:

[(1, 64940458), (2, 32470229), (11, 5903678), (22, 2951839), (121, 536698), (149, 435842), (242, 268349), (298, 217921), (1639, 39622), (1801, 36058), (3278, 19811), (3602, 18029)]