81037515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{415577}}^1$

素因数の和:415598

約数の個数: 16

約数和(自身を含む): 139634208

約数和(自身を除く): 58596693

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 415577, 1246731, 2077885, 5402501, 6233655, 16207503, 27012505, 81037515]

約数ペア:

[(1, 81037515), (3, 27012505), (5, 16207503), (13, 6233655), (15, 5402501), (39, 2077885), (65, 1246731), (195, 415577)]