64491021

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{9059}}^1$

素因数の和:9185

約数の個数: 24

約数和(自身を含む): 107415360

約数和(自身を除く): 42924339

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 9059, 27177, 63413, 81531, 190239, 570717, 1023667, 3071001, 7165669, 9213003, 21497007, 64491021]

約数ペア:

[(1, 64491021), (3, 21497007), (7, 9213003), (9, 7165669), (21, 3071001), (63, 1023667), (113, 570717), (339, 190239), (791, 81531), (1017, 63413), (2373, 27177), (7119, 9059)]