208056285

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271969}}^1$

素因数の和:271997

約数の個数: 24

約数和(自身を含む): 381845880

約数和(自身を除く): 173789595

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 271969, 815907, 1359845, 2447721, 4079535, 4623473, 12238605, 13870419, 23117365, 41611257, 69352095, 208056285]

約数ペア:

[(1, 208056285), (3, 69352095), (5, 41611257), (9, 23117365), (15, 13870419), (17, 12238605), (45, 4623473), (51, 4079535), (85, 2447721), (153, 1359845), (255, 815907), (765, 271969)]