4247505

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 7672320

約数和(自身を除く): 3424815

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 431, 657, 1095, 1293, 1971, 2155, 3285, 3879, 6465, 9855, 11637, 19395, 31463, 58185, 94389, 157315, 283167, 471945, 849501, 1415835, 4247505]

約数ペア:

[(1, 4247505), (3, 1415835), (5, 849501), (9, 471945), (15, 283167), (27, 157315), (45, 94389), (73, 58185), (135, 31463), (219, 19395), (365, 11637), (431, 9855), (657, 6465), (1095, 3879), (1293, 3285), (1971, 2155)]