2125305

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 4677120

約数和(自身を除く): 2551815

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 173, 189, 195, 273, 315, 351, 455, 519, 585, 819, 865, 945, 1211, 1365, 1557, 1755, 2249, 2457, 2595, 3633, 4095, 4671, 6055, 6747, 7785, 10899, 11245, 12285, 15743, 18165, 20241, 23355, 32697, 33735, 47229, 54495, 60723, 78715, 101205, 141687, 163485, 236145, 303615, 425061, 708435, 2125305]

約数ペア:

[(1, 2125305), (3, 708435), (5, 425061), (7, 303615), (9, 236145), (13, 163485), (15, 141687), (21, 101205), (27, 78715), (35, 60723), (39, 54495), (45, 47229), (63, 33735), (65, 32697), (91, 23355), (105, 20241), (117, 18165), (135, 15743), (173, 12285), (189, 11245), (195, 10899), (273, 7785), (315, 6747), (351, 6055), (455, 4671), (519, 4095), (585, 3633), (819, 2595), (865, 2457), (945, 2249), (1211, 1755), (1365, 1557)]