154985516

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{19559}}^1$

素因数の和:19853

約数の個数: 24

約数和(自身を含む): 311082240

約数和(自身を除く): 156096724

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3962, 7924, 19559, 39118, 78236, 136913, 273826, 547652, 5535197, 11070394, 22140788, 38746379, 77492758, 154985516]

約数ペア:

[(1, 154985516), (2, 77492758), (4, 38746379), (7, 22140788), (14, 11070394), (28, 5535197), (283, 547652), (566, 273826), (1132, 136913), (1981, 78236), (3962, 39118), (7924, 19559)]