77947246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 128903040

約数和(自身を除く): 50955794

約数列:

[1, 2, 13, 26, 79, 137, 158, 274, 277, 554, 1027, 1781, 2054, 3562, 3601, 7202, 10823, 21646, 21883, 37949, 43766, 75898, 140699, 281398, 284479, 493337, 568958, 986674, 2997971, 5995942, 38973623, 77947246]

約数ペア:

[(1, 77947246), (2, 38973623), (13, 5995942), (26, 2997971), (79, 986674), (137, 568958), (158, 493337), (274, 284479), (277, 281398), (554, 140699), (1027, 75898), (1781, 43766), (2054, 37949), (3562, 21883), (3601, 21646), (7202, 10823)]