81974295

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3593}}^1$

素因数の和:3633

約数の個数: 48

約数和(自身を含む): 157848480

約数和(自身を除く): 75874185

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 169, 195, 351, 507, 585, 845, 1521, 1755, 2535, 3593, 4563, 7605, 10779, 17965, 22815, 32337, 46709, 53895, 97011, 140127, 161685, 233545, 420381, 485055, 607217, 700635, 1261143, 1821651, 2101905, 3036085, 5464953, 6305715, 9108255, 16394859, 27324765, 81974295]

約数ペア:

[(1, 81974295), (3, 27324765), (5, 16394859), (9, 9108255), (13, 6305715), (15, 5464953), (27, 3036085), (39, 2101905), (45, 1821651), (65, 1261143), (117, 700635), (135, 607217), (169, 485055), (195, 420381), (351, 233545), (507, 161685), (585, 140127), (845, 97011), (1521, 53895), (1755, 46709), (2535, 32337), (3593, 22815), (4563, 17965), (7605, 10779)]