53891865

素因数分解:

$3^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{647}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 96111360

約数和(自身を除く): 42219495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 617, 647, 1851, 1941, 3085, 3235, 5553, 5823, 9255, 9705, 16659, 17469, 27765, 29115, 83295, 87345, 399199, 1197597, 1995995, 3592791, 5987985, 10778373, 17963955, 53891865]

約数ペア:

[(1, 53891865), (3, 17963955), (5, 10778373), (9, 5987985), (15, 3592791), (27, 1995995), (45, 1197597), (135, 399199), (617, 87345), (647, 83295), (1851, 29115), (1941, 27765), (3085, 17469), (3235, 16659), (5553, 9705), (5823, 9255)]