780291261

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101879}}^1$

素因数の和:101945

約数の個数: 24

約数和(自身を含む): 1207889280

約数和(自身を除く): 427598019

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659, 101879, 305637, 916911, 2343217, 3769523, 7029651, 11308569, 21088953, 33925707, 86699029, 260097087, 780291261]

約数ペア:

[(1, 780291261), (3, 260097087), (9, 86699029), (23, 33925707), (37, 21088953), (69, 11308569), (111, 7029651), (207, 3769523), (333, 2343217), (851, 916911), (2553, 305637), (7659, 101879)]