155538002

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{4391}}^1$

素因数の和:4681

約数の個数: 16

約数和(自身を含む): 237168000

約数和(自身を除く): 81629998

約数列:

[1, 2, 89, 178, 199, 398, 4391, 8782, 17711, 35422, 390799, 781598, 873809, 1747618, 77769001, 155538002]

約数ペア:

[(1, 155538002), (2, 77769001), (89, 1747618), (178, 873809), (199, 781598), (398, 390799), (4391, 35422), (8782, 17711)]