17215785

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2003}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 30011904

約数和(自身を除く): 12796119

約数列:

[1, 3, 5, 9, 15, 45, 191, 573, 955, 1719, 2003, 2865, 6009, 8595, 10015, 18027, 30045, 90135, 382573, 1147719, 1912865, 3443157, 5738595, 17215785]

約数ペア:

[(1, 17215785), (3, 5738595), (5, 3443157), (9, 1912865), (15, 1147719), (45, 382573), (191, 90135), (573, 30045), (955, 18027), (1719, 10015), (2003, 8595), (2865, 6009)]