247494858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137957}}^1$

素因数の和:137998

約数の個数: 32

約数和(自身を含む): 556246656

約数和(自身を除く): 308751798

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 137957, 275914, 413871, 827742, 1793441, 3173011, 3586882, 5380323, 6346022, 9519033, 10760646, 19038066, 41249143, 82498286, 123747429, 247494858]

約数ペア:

[(1, 247494858), (2, 123747429), (3, 82498286), (6, 41249143), (13, 19038066), (23, 10760646), (26, 9519033), (39, 6346022), (46, 5380323), (69, 3586882), (78, 3173011), (138, 1793441), (299, 827742), (598, 413871), (897, 275914), (1794, 137957)]