388458564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2490119}}^1$

素因数の和:2490139

約数の個数: 24

約数和(自身を含む): 976127040

約数和(自身を除く): 587668476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2490119, 4980238, 7470357, 9960476, 14940714, 29881428, 32371547, 64743094, 97114641, 129486188, 194229282, 388458564]

約数ペア:

[(1, 388458564), (2, 194229282), (3, 129486188), (4, 97114641), (6, 64743094), (12, 32371547), (13, 29881428), (26, 14940714), (39, 9960476), (52, 7470357), (78, 4980238), (156, 2490119)]