171925785

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 304432128

約数和(自身を除く): 132506343

約数列:

[1, 3, 5, 9, 15, 45, 83, 191, 241, 249, 415, 573, 723, 747, 955, 1205, 1245, 1719, 2169, 2865, 3615, 3735, 8595, 10845, 15853, 20003, 46031, 47559, 60009, 79265, 100015, 138093, 142677, 180027, 230155, 237795, 300045, 414279, 690465, 713385, 900135, 2071395, 3820573, 11461719, 19102865, 34385157, 57308595, 171925785]

約数ペア:

[(1, 171925785), (3, 57308595), (5, 34385157), (9, 19102865), (15, 11461719), (45, 3820573), (83, 2071395), (191, 900135), (241, 713385), (249, 690465), (415, 414279), (573, 300045), (723, 237795), (747, 230155), (955, 180027), (1205, 142677), (1245, 138093), (1719, 100015), (2169, 79265), (2865, 60009), (3615, 47559), (3735, 46031), (8595, 20003), (10845, 15853)]