49986405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1783}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 100189440

約数和(自身を除く): 50203035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1335, 1783, 1869, 3115, 4005, 5349, 5607, 8915, 9345, 12481, 16047, 26745, 28035, 37443, 62405, 80235, 112329, 158687, 187215, 476061, 561645, 793435, 1110809, 1428183, 2380305, 3332427, 5554045, 7140915, 9997281, 16662135, 49986405]

約数ペア:

[(1, 49986405), (3, 16662135), (5, 9997281), (7, 7140915), (9, 5554045), (15, 3332427), (21, 2380305), (35, 1428183), (45, 1110809), (63, 793435), (89, 561645), (105, 476061), (267, 187215), (315, 158687), (445, 112329), (623, 80235), (801, 62405), (1335, 37443), (1783, 28035), (1869, 26745), (3115, 16047), (4005, 12481), (5349, 9345), (5607, 8915)]