12722457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 19768320

約数和(自身を除く): 7045863

約数列:

[1, 3, 11, 19, 33, 57, 103, 197, 209, 309, 591, 627, 1133, 1957, 2167, 3399, 3743, 5871, 6501, 11229, 20291, 21527, 41173, 60873, 64581, 123519, 223201, 385529, 669603, 1156587, 4240819, 12722457]

約数ペア:

[(1, 12722457), (3, 4240819), (11, 1156587), (19, 669603), (33, 385529), (57, 223201), (103, 123519), (197, 64581), (209, 60873), (309, 41173), (591, 21527), (627, 20291), (1133, 11229), (1957, 6501), (2167, 5871), (3399, 3743)]