218574564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1401119}}^1$

素因数の和:1401139

約数の個数: 24

約数和(自身を含む): 549239040

約数和(自身を除く): 330664476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1401119, 2802238, 4203357, 5604476, 8406714, 16813428, 18214547, 36429094, 54643641, 72858188, 109287282, 218574564]

約数ペア:

[(1, 218574564), (2, 109287282), (3, 72858188), (4, 54643641), (6, 36429094), (12, 18214547), (13, 16813428), (26, 8406714), (39, 5604476), (52, 4203357), (78, 2802238), (156, 1401119)]