399779462

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 624678912

約数和(自身を除く): 224899450

約数列:

[1, 2, 47, 94, 103, 157, 206, 263, 314, 526, 4841, 7379, 9682, 12361, 14758, 16171, 24722, 27089, 32342, 41291, 54178, 82582, 760037, 1273183, 1520074, 1940677, 2546366, 3881354, 4252973, 8505946, 199889731, 399779462]

約数ペア:

[(1, 399779462), (2, 199889731), (47, 8505946), (94, 4252973), (103, 3881354), (157, 2546366), (206, 1940677), (263, 1520074), (314, 1273183), (526, 760037), (4841, 82582), (7379, 54178), (9682, 41291), (12361, 32342), (14758, 27089), (16171, 24722)]