15019719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 23783424

約数和(自身を除く): 8763705

約数列:

[1, 3, 11, 13, 33, 39, 143, 157, 223, 429, 471, 669, 1727, 2041, 2453, 2899, 5181, 6123, 7359, 8697, 22451, 31889, 35011, 67353, 95667, 105033, 385121, 455143, 1155363, 1365429, 5006573, 15019719]

約数ペア:

[(1, 15019719), (3, 5006573), (11, 1365429), (13, 1155363), (33, 455143), (39, 385121), (143, 105033), (157, 95667), (223, 67353), (429, 35011), (471, 31889), (669, 22451), (1727, 8697), (2041, 7359), (2453, 6123), (2899, 5181)]