1291238847

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{401}}^1\times {\mathrm{499}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 1929600000

約数和(自身を除く): 638361153

約数列:

[1, 3, 9, 27, 239, 401, 499, 717, 1203, 1497, 2151, 3609, 4491, 6453, 10827, 13473, 95839, 119261, 200099, 287517, 357783, 600297, 862551, 1073349, 1800891, 2587653, 3220047, 5402673, 47823661, 143470983, 430412949, 1291238847]

約数ペア:

[(1, 1291238847), (3, 430412949), (9, 143470983), (27, 47823661), (239, 5402673), (401, 3220047), (499, 2587653), (717, 1800891), (1203, 1073349), (1497, 862551), (2151, 600297), (3609, 357783), (4491, 287517), (6453, 200099), (10827, 119261), (13473, 95839)]