158804558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2192

約数の個数: 32

約数和(自身を含む): 273024000

約数和(自身を除く): 114219442

約数列:

[1, 2, 11, 22, 23, 46, 157, 253, 314, 506, 1727, 1999, 3454, 3611, 3998, 7222, 21989, 39721, 43978, 45977, 79442, 91954, 313843, 505747, 627686, 1011494, 3452273, 6904546, 7218389, 14436778, 79402279, 158804558]

約数ペア:

[(1, 158804558), (2, 79402279), (11, 14436778), (22, 7218389), (23, 6904546), (46, 3452273), (157, 1011494), (253, 627686), (314, 505747), (506, 313843), (1727, 91954), (1999, 79442), (3454, 45977), (3611, 43978), (3998, 39721), (7222, 21989)]