40431395

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 49876992

約数和(自身を除く): 9445597

約数列:

[1, 5, 43, 215, 383, 491, 1915, 2455, 16469, 21113, 82345, 105565, 188053, 940265, 8086279, 40431395]

約数ペア:

[(1, 40431395), (5, 8086279), (43, 940265), (215, 188053), (383, 105565), (491, 82345), (1915, 21113), (2455, 16469)]