217335033

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 320872968

約数和(自身を除く): 103537935

約数列:

[1, 3, 9, 53, 159, 457, 477, 997, 1371, 2991, 4113, 8973, 24221, 52841, 72663, 158523, 217989, 455629, 475569, 1366887, 4100661, 24148337, 72445011, 217335033]

約数ペア:

[(1, 217335033), (3, 72445011), (9, 24148337), (53, 4100661), (159, 1366887), (457, 475569), (477, 455629), (997, 217989), (1371, 158523), (2991, 72663), (4113, 52841), (8973, 24221)]