51971985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 98424144

約数和(自身を除く): 46452159

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 73, 117, 195, 219, 365, 585, 657, 949, 1095, 1217, 2847, 3285, 3651, 4745, 6085, 8541, 10953, 14235, 15821, 18255, 42705, 47463, 54765, 79105, 88841, 142389, 237315, 266523, 444205, 711945, 799569, 1154933, 1332615, 3464799, 3997845, 5774665, 10394397, 17323995, 51971985]

約数ペア:

[(1, 51971985), (3, 17323995), (5, 10394397), (9, 5774665), (13, 3997845), (15, 3464799), (39, 1332615), (45, 1154933), (65, 799569), (73, 711945), (117, 444205), (195, 266523), (219, 237315), (365, 142389), (585, 88841), (657, 79105), (949, 54765), (1095, 47463), (1217, 42705), (2847, 18255), (3285, 15821), (3651, 14235), (4745, 10953), (6085, 8541)]