64987167

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 104113152

約数和(自身を除く): 39125985

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 471, 483, 857, 1099, 2571, 3297, 3611, 5999, 10833, 17997, 19711, 25277, 59133, 75831, 134549, 137977, 403647, 413931, 941843, 2825529, 3094627, 9283881, 21662389, 64987167]

約数ペア:

[(1, 64987167), (3, 21662389), (7, 9283881), (21, 3094627), (23, 2825529), (69, 941843), (157, 413931), (161, 403647), (471, 137977), (483, 134549), (857, 75831), (1099, 59133), (2571, 25277), (3297, 19711), (3611, 17997), (5999, 10833)]