72223216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347227}}^1$

素因数の和:347248

約数の個数: 20

約数和(自身を含む): 150696952

約数和(自身を除く): 78473736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347227, 694454, 1388908, 2777816, 4513951, 5555632, 9027902, 18055804, 36111608, 72223216]

約数ペア:

[(1, 72223216), (2, 36111608), (4, 18055804), (8, 9027902), (13, 5555632), (16, 4513951), (26, 2777816), (52, 1388908), (104, 694454), (208, 347227)]