81551589

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 128993280

約数和(自身を除く): 47441691

約数列:

[1, 3, 7, 21, 37, 103, 111, 259, 309, 721, 777, 1019, 2163, 3057, 3811, 7133, 11433, 21399, 26677, 37703, 80031, 104957, 113109, 263921, 314871, 734699, 791763, 2204097, 3883409, 11650227, 27183863, 81551589]

約数ペア:

[(1, 81551589), (3, 27183863), (7, 11650227), (21, 3883409), (37, 2204097), (103, 791763), (111, 734699), (259, 314871), (309, 263921), (721, 113109), (777, 104957), (1019, 80031), (2163, 37703), (3057, 26677), (3811, 21399), (7133, 11433)]