128619426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{20873}}^1$

素因数の和:20970

約数の個数: 32

約数和(自身を含む): 280546560

約数和(自身を除く): 151927134

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 20873, 41746, 62619, 125238, 271349, 542698, 814047, 1628094, 1648967, 3297934, 4946901, 9893802, 21436571, 42873142, 64309713, 128619426]

約数ペア:

[(1, 128619426), (2, 64309713), (3, 42873142), (6, 21436571), (13, 9893802), (26, 4946901), (39, 3297934), (78, 1648967), (79, 1628094), (158, 814047), (237, 542698), (474, 271349), (1027, 125238), (2054, 62619), (3081, 41746), (6162, 20873)]