20131038039

素因数分解:

$3^1\times 7^6\times {\mathrm{57037}}^1$

素因数の和:57082

約数の個数: 28

約数和(自身を含む): 31315459064

約数和(自身を除く): 11184421025

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 16807, 50421, 57037, 117649, 171111, 352947, 399259, 1197777, 2794813, 8384439, 19563691, 58691073, 136945837, 410837511, 958620859, 2875862577, 6710346013, 20131038039]

約数ペア:

[(1, 20131038039), (3, 6710346013), (7, 2875862577), (21, 958620859), (49, 410837511), (147, 136945837), (343, 58691073), (1029, 19563691), (2401, 8384439), (7203, 2794813), (16807, 1197777), (50421, 399259), (57037, 352947), (117649, 171111)]