17739945

素因数分解:

$3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 31712640

約数和(自身を除く): 13972695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 331, 397, 993, 1191, 1655, 1985, 2979, 3573, 4965, 5955, 8937, 10719, 14895, 17865, 44685, 53595, 131407, 394221, 657035, 1182663, 1971105, 3547989, 5913315, 17739945]

約数ペア:

[(1, 17739945), (3, 5913315), (5, 3547989), (9, 1971105), (15, 1182663), (27, 657035), (45, 394221), (135, 131407), (331, 53595), (397, 44685), (993, 17865), (1191, 14895), (1655, 10719), (1985, 8937), (2979, 5955), (3573, 4965)]