201399255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263267}}^1$

素因数の和:263295

約数の個数: 24

約数和(自身を含む): 369628272

約数和(自身を除く): 168229017

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 263267, 789801, 1316335, 2369403, 3949005, 4475539, 11847015, 13426617, 22377695, 40279851, 67133085, 201399255]

約数ペア:

[(1, 201399255), (3, 67133085), (5, 40279851), (9, 22377695), (15, 13426617), (17, 11847015), (45, 4475539), (51, 3949005), (85, 2369403), (153, 1316335), (255, 789801), (765, 263267)]