1381484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 2690688

約数和(自身を除く): 1309204

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 857, 1612, 1714, 3428, 11141, 22282, 26567, 44564, 53134, 106268, 345371, 690742, 1381484]

約数ペア:

[(1, 1381484), (2, 690742), (4, 345371), (13, 106268), (26, 53134), (31, 44564), (52, 26567), (62, 22282), (124, 11141), (403, 3428), (806, 1714), (857, 1612)]