1005615

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 1951488

約数和(自身を除く): 945873

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 191, 195, 351, 405, 573, 585, 955, 1053, 1719, 1755, 2483, 2865, 5157, 5265, 7449, 8595, 12415, 15471, 22347, 25785, 37245, 67041, 77355, 111735, 201123, 335205, 1005615]

約数ペア:

[(1, 1005615), (3, 335205), (5, 201123), (9, 111735), (13, 77355), (15, 67041), (27, 37245), (39, 25785), (45, 22347), (65, 15471), (81, 12415), (117, 8595), (135, 7449), (191, 5265), (195, 5157), (351, 2865), (405, 2483), (573, 1755), (585, 1719), (955, 1053)]