39497913

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 72683520

約数和(自身を除く): 33185607

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 609, 819, 1131, 1663, 1827, 2639, 3393, 4989, 7917, 11641, 14967, 21619, 23751, 34923, 48227, 64857, 104769, 144681, 151333, 194571, 337589, 434043, 453999, 626951, 1012767, 1361997, 1880853, 3038301, 4388657, 5642559, 13165971, 39497913]

約数ペア:

[(1, 39497913), (3, 13165971), (7, 5642559), (9, 4388657), (13, 3038301), (21, 1880853), (29, 1361997), (39, 1012767), (63, 626951), (87, 453999), (91, 434043), (117, 337589), (203, 194571), (261, 151333), (273, 144681), (377, 104769), (609, 64857), (819, 48227), (1131, 34923), (1663, 23751), (1827, 21619), (2639, 14967), (3393, 11641), (4989, 7917)]