217155332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{66449}}^1$

素因数の和:66515

約数の個数: 24

約数和(自身を含む): 409332000

約数和(自身を除く): 192176668

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 66449, 132898, 265796, 1262531, 2525062, 2857307, 5050124, 5714614, 11429228, 54288833, 108577666, 217155332]

約数ペア:

[(1, 217155332), (2, 108577666), (4, 54288833), (19, 11429228), (38, 5714614), (43, 5050124), (76, 2857307), (86, 2525062), (172, 1262531), (817, 265796), (1634, 132898), (3268, 66449)]