315731312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1517939}}^1$

素因数の和:1517960

約数の個数: 20

約数和(自身を含む): 658785960

約数和(自身を除く): 343054648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1517939, 3035878, 6071756, 12143512, 19733207, 24287024, 39466414, 78932828, 157865656, 315731312]

約数ペア:

[(1, 315731312), (2, 157865656), (4, 78932828), (8, 39466414), (13, 24287024), (16, 19733207), (26, 12143512), (52, 6071756), (104, 3035878), (208, 1517939)]