67965989

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4639}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 88865280

約数和(自身を除く): 20899291

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 1127, 2093, 4639, 14651, 32473, 60307, 106697, 227311, 422149, 746879, 1387061, 2955043, 5228153, 9709427, 67965989]

約数ペア:

[(1, 67965989), (7, 9709427), (13, 5228153), (23, 2955043), (49, 1387061), (91, 746879), (161, 422149), (299, 227311), (637, 106697), (1127, 60307), (2093, 32473), (4639, 14651)]