917992859

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 1120711680

約数和(自身を除く): 202718821

約数列:

[1, 7, 23, 59, 161, 241, 401, 413, 1357, 1687, 2807, 5543, 9223, 9499, 14219, 23659, 38801, 64561, 96641, 99533, 165613, 327037, 544157, 676487, 2222743, 2289259, 3809099, 5701819, 15559201, 39912733, 131141837, 917992859]

約数ペア:

[(1, 917992859), (7, 131141837), (23, 39912733), (59, 15559201), (161, 5701819), (241, 3809099), (401, 2289259), (413, 2222743), (1357, 676487), (1687, 544157), (2807, 327037), (5543, 165613), (9223, 99533), (9499, 96641), (14219, 64561), (23659, 38801)]