81215199

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4597}}^1$

素因数の和:4767

約数の個数: 24

約数和(自身を含む): 127199072

約数和(自身を除く): 45983873

約数列:

[1, 3, 9, 13, 39, 117, 151, 453, 1359, 1963, 4597, 5889, 13791, 17667, 41373, 59761, 179283, 537849, 694147, 2082441, 6247323, 9023911, 27071733, 81215199]

約数ペア:

[(1, 81215199), (3, 27071733), (9, 9023911), (13, 6247323), (39, 2082441), (117, 694147), (151, 537849), (453, 179283), (1359, 59761), (1963, 41373), (4597, 17667), (5889, 13791)]