136377290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{278321}}^1$

素因数の和:278342

約数の個数: 24

約数和(自身を含む): 285558372

約数和(自身を除く): 149181082

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 278321, 556642, 1391605, 1948247, 2783210, 3896494, 9741235, 13637729, 19482470, 27275458, 68188645, 136377290]

約数ペア:

[(1, 136377290), (2, 68188645), (5, 27275458), (7, 19482470), (10, 13637729), (14, 9741235), (35, 3896494), (49, 2783210), (70, 1948247), (98, 1391605), (245, 556642), (490, 278321)]