81870854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{4261}}^1$

素因数の和:5015

約数の個数: 16

約数和(自身を含む): 132462960

約数和(自身を除く): 50592106

約数列:

[1, 2, 13, 26, 739, 1478, 4261, 8522, 9607, 19214, 55393, 110786, 3148879, 6297758, 40935427, 81870854]

約数ペア:

[(1, 81870854), (2, 40935427), (13, 6297758), (26, 3148879), (739, 110786), (1478, 55393), (4261, 19214), (8522, 9607)]