256117821

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{15413}}^1$

素因数の和:15636

約数の個数: 16

約数和(自身を含む): 355138560

約数和(自身を除く): 99020739

約数列:

[1, 3, 29, 87, 191, 573, 5539, 15413, 16617, 46239, 446977, 1340931, 2943883, 8831649, 85372607, 256117821]

約数ペア:

[(1, 256117821), (3, 85372607), (29, 8831649), (87, 2943883), (191, 1340931), (573, 446977), (5539, 46239), (15413, 16617)]