64204455

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{12479}}^1$

素因数の和:12508

約数の個数: 32

約数和(自身を含む): 119808000

約数和(自身を除く): 55603545

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 12479, 37437, 62395, 87353, 187185, 262059, 436765, 611471, 1310295, 1834413, 3057355, 4280297, 9172065, 12840891, 21401485, 64204455]

約数ペア:

[(1, 64204455), (3, 21401485), (5, 12840891), (7, 9172065), (15, 4280297), (21, 3057355), (35, 1834413), (49, 1310295), (105, 611471), (147, 436765), (245, 262059), (343, 187185), (735, 87353), (1029, 62395), (1715, 37437), (5145, 12479)]