76640291

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 97466880

約数和(自身を除く): 20826589

約数列:

[1, 7, 13, 73, 83, 91, 139, 511, 581, 949, 973, 1079, 1807, 6059, 6643, 7553, 10147, 11537, 12649, 42413, 71029, 78767, 80759, 131911, 149981, 551369, 842201, 923377, 1049867, 5895407, 10948613, 76640291]

約数ペア:

[(1, 76640291), (7, 10948613), (13, 5895407), (73, 1049867), (83, 923377), (91, 842201), (139, 551369), (511, 149981), (581, 131911), (949, 80759), (973, 78767), (1079, 71029), (1807, 42413), (6059, 12649), (6643, 11537), (7553, 10147)]