1961859137

素因数分解:

$7^1\times {\mathrm{541}}^1\times {\mathrm{631}}^1\times {\mathrm{821}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 2252569344

約数和(自身を除く): 290710207

約数列:

[1, 7, 541, 631, 821, 3787, 4417, 5747, 341371, 444161, 518051, 2389597, 3109127, 3626357, 280265591, 1961859137]

約数ペア:

[(1, 1961859137), (7, 280265591), (541, 3626357), (631, 3109127), (821, 2389597), (3787, 518051), (4417, 444161), (5747, 341371)]