1388977542

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{589049}}^1$

素因数の和:589188

約数の個数: 24

約数和(自身を含む): 3032429400

約数和(自身を除く): 1643451858

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 589049, 1178098, 1767147, 3534294, 5301441, 10602882, 77165419, 154330838, 231496257, 462992514, 694488771, 1388977542]

約数ペア:

[(1, 1388977542), (2, 694488771), (3, 462992514), (6, 231496257), (9, 154330838), (18, 77165419), (131, 10602882), (262, 5301441), (393, 3534294), (786, 1767147), (1179, 1178098), (2358, 589049)]