216804968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{630247}}^1$

素因数の和:630296

約数の個数: 16

約数和(自身を含む): 415963680

約数和(自身を除く): 199158712

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 630247, 1260494, 2520988, 5041976, 27100621, 54201242, 108402484, 216804968]

約数ペア:

[(1, 216804968), (2, 108402484), (4, 54201242), (8, 27100621), (43, 5041976), (86, 2520988), (172, 1260494), (344, 630247)]