28619110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220147}}^1$

素因数の和:220167

約数の個数: 16

約数和(自身を含む): 55477296

約数和(自身を除く): 26858186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 220147, 440294, 1100735, 2201470, 2861911, 5723822, 14309555, 28619110]

約数ペア:

[(1, 28619110), (2, 14309555), (5, 5723822), (10, 2861911), (13, 2201470), (26, 1100735), (65, 440294), (130, 220147)]