128887722

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{311323}}^1$

素因数の和:311354

約数の個数: 24

約数和(自身を含む): 291399264

約数和(自身を除く): 162511542

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 311323, 622646, 933969, 1867938, 2801907, 5603814, 7160429, 14320858, 21481287, 42962574, 64443861, 128887722]

約数ペア:

[(1, 128887722), (2, 64443861), (3, 42962574), (6, 21481287), (9, 14320858), (18, 7160429), (23, 5603814), (46, 2801907), (69, 1867938), (138, 933969), (207, 622646), (414, 311323)]