18177705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 40674816

約数和(自身を除く): 22497111

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 35, 39, 45, 63, 65, 69, 91, 105, 115, 117, 161, 193, 195, 207, 273, 299, 315, 345, 455, 483, 579, 585, 805, 819, 897, 965, 1035, 1351, 1365, 1449, 1495, 1737, 2093, 2415, 2509, 2691, 2895, 4053, 4095, 4439, 4485, 6279, 6755, 7245, 7527, 8685, 10465, 12159, 12545, 13317, 13455, 17563, 18837, 20265, 22195, 22581, 31073, 31395, 37635, 39951, 52689, 57707, 60795, 66585, 87815, 93219, 94185, 112905, 155365, 158067, 173121, 199755, 263445, 279657, 288535, 403949, 466095, 519363, 790335, 865605, 1211847, 1398285, 2019745, 2596815, 3635541, 6059235, 18177705]

約数ペア:

[(1, 18177705), (3, 6059235), (5, 3635541), (7, 2596815), (9, 2019745), (13, 1398285), (15, 1211847), (21, 865605), (23, 790335), (35, 519363), (39, 466095), (45, 403949), (63, 288535), (65, 279657), (69, 263445), (91, 199755), (105, 173121), (115, 158067), (117, 155365), (161, 112905), (193, 94185), (195, 93219), (207, 87815), (273, 66585), (299, 60795), (315, 57707), (345, 52689), (455, 39951), (483, 37635), (579, 31395), (585, 31073), (805, 22581), (819, 22195), (897, 20265), (965, 18837), (1035, 17563), (1351, 13455), (1365, 13317), (1449, 12545), (1495, 12159), (1737, 10465), (2093, 8685), (2415, 7527), (2509, 7245), (2691, 6755), (2895, 6279), (4053, 4485), (4095, 4439)]