72140848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{346831}}^1$

素因数の和:346852

約数の個数: 20

約数和(自身を含む): 150525088

約数和(自身を除く): 78384240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 346831, 693662, 1387324, 2774648, 4508803, 5549296, 9017606, 18035212, 36070424, 72140848]

約数ペア:

[(1, 72140848), (2, 36070424), (4, 18035212), (8, 9017606), (13, 5549296), (16, 4508803), (26, 2774648), (52, 1387324), (104, 693662), (208, 346831)]