261797308414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2256601}}^1$

素因数の和:2256736

約数の個数: 32

約数和(自身を含む): 428934908160

約数和(自身を除く): 167137599746

約数列:

[1, 2, 19, 38, 43, 71, 86, 142, 817, 1349, 1634, 2698, 3053, 6106, 58007, 116014, 2256601, 4513202, 42875419, 85750838, 97033843, 160218671, 194067686, 320437342, 1843643017, 3044154749, 3687286034, 6088309498, 6889402853, 13778805706, 130898654207, 261797308414]

約数ペア:

[(1, 261797308414), (2, 130898654207), (19, 13778805706), (38, 6889402853), (43, 6088309498), (71, 3687286034), (86, 3044154749), (142, 1843643017), (817, 320437342), (1349, 194067686), (1634, 160218671), (2698, 97033843), (3053, 85750838), (6106, 42875419), (58007, 4513202), (116014, 2256601)]