39499490

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{6143}}^1$

素因数の和:6793

約数の個数: 16

約数和(自身を含む): 71221248

約数和(自身を除く): 31721758

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6143, 6430, 12286, 30715, 61430, 3949949, 7899898, 19749745, 39499490]

約数ペア:

[(1, 39499490), (2, 19749745), (5, 7899898), (10, 3949949), (643, 61430), (1286, 30715), (3215, 12286), (6143, 6430)]