51647355

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2003}}^1$

素因数の和:2208

約数の個数: 32

約数和(自身を含む): 92344320

約数和(自身を除く): 40696965

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2003, 2865, 5157, 6009, 8595, 10015, 18027, 25785, 30045, 54081, 90135, 270405, 382573, 1147719, 1912865, 3443157, 5738595, 10329471, 17215785, 51647355]

約数ペア:

[(1, 51647355), (3, 17215785), (5, 10329471), (9, 5738595), (15, 3443157), (27, 1912865), (45, 1147719), (135, 382573), (191, 270405), (573, 90135), (955, 54081), (1719, 30045), (2003, 25785), (2865, 18027), (5157, 10015), (6009, 8595)]