217871768

素因数分解:

$2^3\times {\mathrm{1163}}^1\times {\mathrm{23417}}^1$

素因数の和:24586

約数の個数: 16

約数和(自身を含む): 408878280

約数和(自身を除く): 191006512

約数列:

[1, 2, 4, 8, 1163, 2326, 4652, 9304, 23417, 46834, 93668, 187336, 27233971, 54467942, 108935884, 217871768]

約数ペア:

[(1, 217871768), (2, 108935884), (4, 54467942), (8, 27233971), (1163, 187336), (2326, 93668), (4652, 46834), (9304, 23417)]