728650598

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 1231376256

約数和(自身を除く): 502725658

約数列:

[1, 2, 13, 26, 31, 62, 169, 197, 338, 353, 394, 403, 706, 806, 2561, 4589, 5122, 5239, 6107, 9178, 10478, 10943, 12214, 21886, 33293, 59657, 66586, 69541, 79391, 119314, 139082, 142259, 158782, 284518, 904033, 1032083, 1808066, 1849367, 2064166, 2155771, 3698734, 4311542, 11752429, 23504858, 28025023, 56050046, 364325299, 728650598]

約数ペア:

[(1, 728650598), (2, 364325299), (13, 56050046), (26, 28025023), (31, 23504858), (62, 11752429), (169, 4311542), (197, 3698734), (338, 2155771), (353, 2064166), (394, 1849367), (403, 1808066), (706, 1032083), (806, 904033), (2561, 284518), (4589, 158782), (5122, 142259), (5239, 139082), (6107, 119314), (9178, 79391), (10478, 69541), (10943, 66586), (12214, 59657), (21886, 33293)]