17963973279

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{110821}}^1$

素因数の和:110948

約数の個数: 48

約数和(自身を含む): 30980511744

約数和(自身を除く): 13016538465

約数列:

[1, 3, 7, 9, 21, 31, 63, 83, 93, 217, 249, 279, 581, 651, 747, 1743, 1953, 2573, 5229, 7719, 18011, 23157, 54033, 110821, 162099, 332463, 775747, 997389, 2327241, 3435451, 6981723, 9198143, 10306353, 24048157, 27594429, 30919059, 64387001, 72144471, 82783287, 193161003, 216433413, 285142433, 579483009, 855427299, 1995997031, 2566281897, 5987991093, 17963973279]

約数ペア:

[(1, 17963973279), (3, 5987991093), (7, 2566281897), (9, 1995997031), (21, 855427299), (31, 579483009), (63, 285142433), (83, 216433413), (93, 193161003), (217, 82783287), (249, 72144471), (279, 64387001), (581, 30919059), (651, 27594429), (747, 24048157), (1743, 10306353), (1953, 9198143), (2573, 6981723), (5229, 3435451), (7719, 2327241), (18011, 997389), (23157, 775747), (54033, 332463), (110821, 162099)]