205126005

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{39869}}^1$

素因数の和:39898

約数の個数: 32

約数和(自身を含む): 382752000

約数和(自身を除く): 177625995

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 39869, 119607, 199345, 279083, 598035, 837249, 1395415, 1953581, 4186245, 5860743, 9767905, 13675067, 29303715, 41025201, 68375335, 205126005]

約数ペア:

[(1, 205126005), (3, 68375335), (5, 41025201), (7, 29303715), (15, 13675067), (21, 9767905), (35, 5860743), (49, 4186245), (105, 1953581), (147, 1395415), (245, 837249), (343, 598035), (735, 279083), (1029, 199345), (1715, 119607), (5145, 39869)]