128302578

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{283}}^2$

素因数の和:663

約数の個数: 36

約数和(自身を含む): 282109230

約数和(自身を除く): 153806652

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 283, 534, 566, 801, 849, 1602, 1698, 2547, 5094, 25187, 50374, 75561, 80089, 151122, 160178, 226683, 240267, 453366, 480534, 720801, 1441602, 7127921, 14255842, 21383763, 42767526, 64151289, 128302578]

約数ペア:

[(1, 128302578), (2, 64151289), (3, 42767526), (6, 21383763), (9, 14255842), (18, 7127921), (89, 1441602), (178, 720801), (267, 480534), (283, 453366), (534, 240267), (566, 226683), (801, 160178), (849, 151122), (1602, 80089), (1698, 75561), (2547, 50374), (5094, 25187)]