215682615

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69463}}^1$

素因数の和:69500

約数の個数: 32

約数和(自身を含む): 400112640

約数和(自身を除く): 184430025

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 69463, 208389, 347315, 625167, 1041945, 1597649, 1875501, 3125835, 4792947, 7988245, 9377505, 14378841, 23964735, 43136523, 71894205, 215682615]

約数ペア:

[(1, 215682615), (3, 71894205), (5, 43136523), (9, 23964735), (15, 14378841), (23, 9377505), (27, 7988245), (45, 4792947), (69, 3125835), (115, 1875501), (135, 1597649), (207, 1041945), (345, 625167), (621, 347315), (1035, 208389), (3105, 69463)]