128977218

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{23189}}^1$

素因数の和:23303

約数の個数: 32

約数和(自身を含む): 289411200

約数和(自身を除く): 160433982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 5562, 23189, 46378, 69567, 139134, 208701, 417402, 626103, 1252206, 2388467, 4776934, 7165401, 14330802, 21496203, 42992406, 64488609, 128977218]

約数ペア:

[(1, 128977218), (2, 64488609), (3, 42992406), (6, 21496203), (9, 14330802), (18, 7165401), (27, 4776934), (54, 2388467), (103, 1252206), (206, 626103), (309, 417402), (618, 208701), (927, 139134), (1854, 69567), (2781, 46378), (5562, 23189)]