68706911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 93477888

約数和(自身を除く): 24770977

約数列:

[1, 7, 13, 17, 23, 91, 119, 161, 221, 299, 391, 1547, 1931, 2093, 2737, 5083, 13517, 25103, 32827, 35581, 44413, 175721, 229789, 310891, 426751, 577369, 755021, 2987257, 4041583, 5285147, 9815273, 68706911]

約数ペア:

[(1, 68706911), (7, 9815273), (13, 5285147), (17, 4041583), (23, 2987257), (91, 755021), (119, 577369), (161, 426751), (221, 310891), (299, 229789), (391, 175721), (1547, 44413), (1931, 35581), (2093, 32827), (2737, 25103), (5083, 13517)]