1848015

素因数分解:

$3^7\times 5^1\times {\mathrm{13}}^2$

素因数の和:52

約数の個数: 48

約数和(自身を含む): 3601440

約数和(自身を除く): 1753425

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 243, 351, 405, 507, 585, 729, 845, 1053, 1215, 1521, 1755, 2187, 2535, 3159, 3645, 4563, 5265, 7605, 9477, 10935, 13689, 15795, 22815, 28431, 41067, 47385, 68445, 123201, 142155, 205335, 369603, 616005, 1848015]

約数ペア:

[(1, 1848015), (3, 616005), (5, 369603), (9, 205335), (13, 142155), (15, 123201), (27, 68445), (39, 47385), (45, 41067), (65, 28431), (81, 22815), (117, 15795), (135, 13689), (169, 10935), (195, 9477), (243, 7605), (351, 5265), (405, 4563), (507, 3645), (585, 3159), (729, 2535), (845, 2187), (1053, 1755), (1215, 1521)]