389747127

素因数分解:

$3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{4919}}^1$

素因数の和:4961

約数の個数: 40

約数和(自身を含む): 661484160

約数和(自身を除く): 271737033

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 2401, 3773, 4919, 7203, 11319, 14757, 26411, 34433, 54109, 79233, 103299, 162327, 241031, 378763, 723093, 1136289, 1687217, 2651341, 5061651, 7954023, 11810519, 18559387, 35431557, 55678161, 129915709, 389747127]

約数ペア:

[(1, 389747127), (3, 129915709), (7, 55678161), (11, 35431557), (21, 18559387), (33, 11810519), (49, 7954023), (77, 5061651), (147, 2651341), (231, 1687217), (343, 1136289), (539, 723093), (1029, 378763), (1617, 241031), (2401, 162327), (3773, 103299), (4919, 79233), (7203, 54109), (11319, 34433), (14757, 26411)]