209214075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{56929}}^1$

素因数の和:56956

約数の個数: 36

約数和(自身を含む): 402381240

約数和(自身を除く): 193167165

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 56929, 170787, 284645, 398503, 853935, 1195509, 1423225, 1992515, 2789521, 4269675, 5977545, 8368563, 9962575, 13947605, 29887725, 41842815, 69738025, 209214075]

約数ペア:

[(1, 209214075), (3, 69738025), (5, 41842815), (7, 29887725), (15, 13947605), (21, 9962575), (25, 8368563), (35, 5977545), (49, 4269675), (75, 2789521), (105, 1992515), (147, 1423225), (175, 1195509), (245, 853935), (525, 398503), (735, 284645), (1225, 170787), (3675, 56929)]