201916857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 294400000

約数和(自身を除く): 92483143

約数列:

[1, 3, 19, 31, 57, 93, 229, 499, 589, 687, 1497, 1767, 4351, 7099, 9481, 13053, 15469, 21297, 28443, 46407, 114271, 134881, 293911, 342813, 404643, 881733, 2171149, 3542401, 6513447, 10627203, 67305619, 201916857]

約数ペア:

[(1, 201916857), (3, 67305619), (19, 10627203), (31, 6513447), (57, 3542401), (93, 2171149), (229, 881733), (499, 404643), (589, 342813), (687, 293911), (1497, 134881), (1767, 114271), (4351, 46407), (7099, 28443), (9481, 21297), (13053, 15469)]