18001035

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 60

約数和(自身を含む): 35074512

約数和(自身を除く): 17073477

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 263, 351, 405, 507, 585, 789, 845, 1053, 1315, 1521, 1755, 2367, 2535, 3419, 3945, 4563, 5265, 7101, 7605, 10257, 11835, 13689, 17095, 21303, 22815, 30771, 35505, 44447, 51285, 68445, 92313, 106515, 133341, 153855, 222235, 276939, 400023, 461565, 666705, 1200069, 1384695, 2000115, 3600207, 6000345, 18001035]

約数ペア:

[(1, 18001035), (3, 6000345), (5, 3600207), (9, 2000115), (13, 1384695), (15, 1200069), (27, 666705), (39, 461565), (45, 400023), (65, 276939), (81, 222235), (117, 153855), (135, 133341), (169, 106515), (195, 92313), (263, 68445), (351, 51285), (405, 44447), (507, 35505), (585, 30771), (789, 22815), (845, 21303), (1053, 17095), (1315, 13689), (1521, 11835), (1755, 10257), (2367, 7605), (2535, 7101), (3419, 5265), (3945, 4563)]