171958215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{80167}}^1$

素因数の和:80199

約数の個数: 32

約数和(自身を含む): 323237376

約数和(自身を除く): 151279161

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 80167, 240501, 400835, 881837, 1042171, 1202505, 2645511, 3126513, 4409185, 5210855, 11463881, 13227555, 15632565, 34391643, 57319405, 171958215]

約数ペア:

[(1, 171958215), (3, 57319405), (5, 34391643), (11, 15632565), (13, 13227555), (15, 11463881), (33, 5210855), (39, 4409185), (55, 3126513), (65, 2645511), (143, 1202505), (165, 1042171), (195, 881837), (429, 400835), (715, 240501), (2145, 80167)]