389957406

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{41213}}^1$

素因数の和:41320

約数の個数: 32

約数和(自身を含む): 830874240

約数和(自身を除く): 440916834

約数列:

[1, 2, 3, 6, 19, 38, 57, 83, 114, 166, 249, 498, 1577, 3154, 4731, 9462, 41213, 82426, 123639, 247278, 783047, 1566094, 2349141, 3420679, 4698282, 6841358, 10262037, 20524074, 64992901, 129985802, 194978703, 389957406]

約数ペア:

[(1, 389957406), (2, 194978703), (3, 129985802), (6, 64992901), (19, 20524074), (38, 10262037), (57, 6841358), (83, 4698282), (114, 3420679), (166, 2349141), (249, 1566094), (498, 783047), (1577, 247278), (3154, 123639), (4731, 82426), (9462, 41213)]