1972663

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 2642976

約数和(自身を除く): 670313

約数列:

[1, 7, 11, 17, 77, 119, 121, 137, 187, 847, 959, 1309, 1507, 2057, 2329, 10549, 14399, 16303, 16577, 25619, 116039, 179333, 281809, 1972663]

約数ペア:

[(1, 1972663), (7, 281809), (11, 179333), (17, 116039), (77, 25619), (119, 16577), (121, 16303), (137, 14399), (187, 10549), (847, 2329), (959, 2057), (1309, 1507)]