27979484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 57689856

約数和(自身を除く): 29710372

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 403, 442, 527, 806, 884, 1021, 1054, 1612, 2042, 2108, 4084, 6851, 13273, 13702, 17357, 26546, 27404, 31651, 34714, 53092, 63302, 69428, 126604, 225641, 411463, 451282, 538067, 822926, 902564, 1076134, 1645852, 2152268, 6994871, 13989742, 27979484]

約数ペア:

[(1, 27979484), (2, 13989742), (4, 6994871), (13, 2152268), (17, 1645852), (26, 1076134), (31, 902564), (34, 822926), (52, 538067), (62, 451282), (68, 411463), (124, 225641), (221, 126604), (403, 69428), (442, 63302), (527, 53092), (806, 34714), (884, 31651), (1021, 27404), (1054, 26546), (1612, 17357), (2042, 13702), (2108, 13273), (4084, 6851)]