1863996825

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{2251}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 3151034432

約数和(自身を除く): 1287037607

約数列:

[1, 3, 5, 15, 25, 61, 75, 181, 183, 305, 543, 905, 915, 1525, 2251, 2715, 4525, 4575, 6753, 11041, 11255, 13575, 33123, 33765, 55205, 56275, 137311, 165615, 168825, 276025, 407431, 411933, 686555, 828075, 1222293, 2037155, 2059665, 3432775, 6111465, 10185775, 10298325, 24853291, 30557325, 74559873, 124266455, 372799365, 621332275, 1863996825]

約数ペア:

[(1, 1863996825), (3, 621332275), (5, 372799365), (15, 124266455), (25, 74559873), (61, 30557325), (75, 24853291), (181, 10298325), (183, 10185775), (305, 6111465), (543, 3432775), (905, 2059665), (915, 2037155), (1525, 1222293), (2251, 828075), (2715, 686555), (4525, 411933), (4575, 407431), (6753, 276025), (11041, 168825), (11255, 165615), (13575, 137311), (33123, 56275), (33765, 55205)]