201657555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1327}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 382846464

約数和(自身を除く): 181188909

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 307, 495, 921, 1327, 1535, 2763, 3377, 3981, 4605, 6635, 10131, 11943, 13815, 14597, 16885, 19905, 30393, 43791, 50655, 59715, 72985, 131373, 151965, 218955, 407389, 656865, 1222167, 2036945, 3666501, 4481279, 6110835, 13443837, 18332505, 22406395, 40331511, 67219185, 201657555]

約数ペア:

[(1, 201657555), (3, 67219185), (5, 40331511), (9, 22406395), (11, 18332505), (15, 13443837), (33, 6110835), (45, 4481279), (55, 3666501), (99, 2036945), (165, 1222167), (307, 656865), (495, 407389), (921, 218955), (1327, 151965), (1535, 131373), (2763, 72985), (3377, 59715), (3981, 50655), (4605, 43791), (6635, 30393), (10131, 19905), (11943, 16885), (13815, 14597)]