664278246

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{56171}}^1$

素因数の和:56258

約数の個数: 40

約数和(自身を含む): 1508892264

約数和(自身を除く): 844614018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1971, 3942, 5913, 11826, 56171, 112342, 168513, 337026, 505539, 1011078, 1516617, 3033234, 4100483, 4549851, 8200966, 9099702, 12301449, 24602898, 36904347, 73808694, 110713041, 221426082, 332139123, 664278246]

約数ペア:

[(1, 664278246), (2, 332139123), (3, 221426082), (6, 110713041), (9, 73808694), (18, 36904347), (27, 24602898), (54, 12301449), (73, 9099702), (81, 8200966), (146, 4549851), (162, 4100483), (219, 3033234), (438, 1516617), (657, 1011078), (1314, 505539), (1971, 337026), (3942, 168513), (5913, 112342), (11826, 56171)]