78824291

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 108591840

約数和(自身を除く): 29767549

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 203, 221, 251, 377, 493, 637, 833, 1421, 1547, 1757, 2639, 3263, 3451, 4267, 6409, 7279, 10829, 12299, 18473, 22841, 24157, 29869, 44863, 50953, 55471, 94627, 123743, 159887, 209083, 314041, 356671, 388297, 662389, 866201, 1608659, 2718079, 4636723, 6063407, 11260613, 78824291]

約数ペア:

[(1, 78824291), (7, 11260613), (13, 6063407), (17, 4636723), (29, 2718079), (49, 1608659), (91, 866201), (119, 662389), (203, 388297), (221, 356671), (251, 314041), (377, 209083), (493, 159887), (637, 123743), (833, 94627), (1421, 55471), (1547, 50953), (1757, 44863), (2639, 29869), (3263, 24157), (3451, 22841), (4267, 18473), (6409, 12299), (7279, 10829)]