201471655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 307121472

約数和(自身を除く): 105649817

約数列:

[1, 5, 7, 11, 35, 55, 77, 113, 121, 385, 421, 565, 605, 791, 847, 1243, 2105, 2947, 3955, 4235, 4631, 6215, 8701, 13673, 14735, 23155, 32417, 43505, 47573, 50941, 68365, 95711, 162085, 237865, 254705, 333011, 356587, 478555, 523303, 1665055, 1782935, 2616515, 3663121, 5756333, 18315605, 28781665, 40294331, 201471655]

約数ペア:

[(1, 201471655), (5, 40294331), (7, 28781665), (11, 18315605), (35, 5756333), (55, 3663121), (77, 2616515), (113, 1782935), (121, 1665055), (385, 523303), (421, 478555), (565, 356587), (605, 333011), (791, 254705), (847, 237865), (1243, 162085), (2105, 95711), (2947, 68365), (3955, 50941), (4235, 47573), (4631, 43505), (6215, 32417), (8701, 23155), (13673, 14735)]