39388975

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 50211072

約数和(自身を除く): 10822097

約数列:

[1, 5, 25, 73, 113, 191, 365, 565, 955, 1825, 2825, 4775, 8249, 13943, 21583, 41245, 69715, 107915, 206225, 348575, 539575, 1575559, 7877795, 39388975]

約数ペア:

[(1, 39388975), (5, 7877795), (25, 1575559), (73, 539575), (113, 348575), (191, 206225), (365, 107915), (565, 69715), (955, 41245), (1825, 21583), (2825, 13943), (4775, 8249)]