154639278

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{121001}}^1$

素因数の和:121080

約数の個数: 24

約数和(自身を含む): 339773616

約数和(自身を除く): 185134338

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 121001, 242002, 363003, 726006, 1089009, 2178018, 8591071, 17182142, 25773213, 51546426, 77319639, 154639278]

約数ペア:

[(1, 154639278), (2, 77319639), (3, 51546426), (6, 25773213), (9, 17182142), (18, 8591071), (71, 2178018), (142, 1089009), (213, 726006), (426, 363003), (639, 242002), (1278, 121001)]