18165375

素因数分解:

$3^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 33372768

約数和(自身を除く): 15207393

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 125, 201, 225, 241, 335, 375, 603, 723, 1005, 1125, 1205, 1675, 2169, 3015, 3615, 5025, 6025, 8375, 10845, 15075, 16147, 18075, 25125, 30125, 48441, 54225, 75375, 80735, 90375, 145323, 242205, 271125, 403675, 726615, 1211025, 2018375, 3633075, 6055125, 18165375]

約数ペア:

[(1, 18165375), (3, 6055125), (5, 3633075), (9, 2018375), (15, 1211025), (25, 726615), (45, 403675), (67, 271125), (75, 242205), (125, 145323), (201, 90375), (225, 80735), (241, 75375), (335, 54225), (375, 48441), (603, 30125), (723, 25125), (1005, 18075), (1125, 16147), (1205, 15075), (1675, 10845), (2169, 8375), (3015, 6025), (3615, 5025)]