2043405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 4368000

約数和(自身を除く): 2324595

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 499, 585, 819, 1365, 1497, 2495, 3493, 4095, 4491, 6487, 7485, 10479, 17465, 19461, 22455, 31437, 32435, 45409, 52395, 58383, 97305, 136227, 157185, 227045, 291915, 408681, 681135, 2043405]

約数ペア:

[(1, 2043405), (3, 681135), (5, 408681), (7, 291915), (9, 227045), (13, 157185), (15, 136227), (21, 97305), (35, 58383), (39, 52395), (45, 45409), (63, 32435), (65, 31437), (91, 22455), (105, 19461), (117, 17465), (195, 10479), (273, 7485), (315, 6487), (455, 4491), (499, 4095), (585, 3493), (819, 2495), (1365, 1497)]