977985

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 1719744

約数和(自身を除く): 741759

約数列:

[1, 3, 5, 9, 15, 45, 103, 211, 309, 515, 633, 927, 1055, 1545, 1899, 3165, 4635, 9495, 21733, 65199, 108665, 195597, 325995, 977985]

約数ペア:

[(1, 977985), (3, 325995), (5, 195597), (9, 108665), (15, 65199), (45, 21733), (103, 9495), (211, 4635), (309, 3165), (515, 1899), (633, 1545), (927, 1055)]