71988657

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{17921}}^1$

素因数の和:18040

約数の個数: 16

約数和(自身を含む): 104377728

約数和(自身を除く): 32389071

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 17921, 53763, 232973, 698919, 1845863, 5537589, 23996219, 71988657]

約数ペア:

[(1, 71988657), (3, 23996219), (13, 5537589), (39, 1845863), (103, 698919), (309, 232973), (1339, 53763), (4017, 17921)]