815451

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 1397760

約数和(自身を除く): 582309

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 103, 203, 273, 309, 377, 609, 721, 1131, 1339, 2163, 2639, 2987, 4017, 7917, 8961, 9373, 20909, 28119, 38831, 62727, 116493, 271817, 815451]

約数ペア:

[(1, 815451), (3, 271817), (7, 116493), (13, 62727), (21, 38831), (29, 28119), (39, 20909), (87, 9373), (91, 8961), (103, 7917), (203, 4017), (273, 2987), (309, 2639), (377, 2163), (609, 1339), (721, 1131)]