72717424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{349603}}^1$

素因数の和:349624

約数の個数: 20

約数和(自身を含む): 151728136

約数和(自身を除く): 79010712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 349603, 699206, 1398412, 2796824, 4544839, 5593648, 9089678, 18179356, 36358712, 72717424]

約数ペア:

[(1, 72717424), (2, 36358712), (4, 18179356), (8, 9089678), (13, 5593648), (16, 4544839), (26, 2796824), (52, 1398412), (104, 699206), (208, 349603)]