1881545

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 2380800

約数和(自身を除く): 499255

約数列:

[1, 5, 31, 61, 155, 199, 305, 995, 1891, 6169, 9455, 12139, 30845, 60695, 376309, 1881545]

約数ペア:

[(1, 1881545), (5, 376309), (31, 60695), (61, 30845), (155, 12139), (199, 9455), (305, 6169), (995, 1891)]