4984821

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 40

約数和(自身を含む): 8131200

約数和(自身を除く): 3146379

約数列:

[1, 3, 9, 19, 27, 41, 57, 79, 81, 123, 171, 237, 369, 513, 711, 779, 1107, 1501, 1539, 2133, 2337, 3239, 3321, 4503, 6399, 7011, 9717, 13509, 21033, 29151, 40527, 61541, 63099, 87453, 121581, 184623, 262359, 553869, 1661607, 4984821]

約数ペア:

[(1, 4984821), (3, 1661607), (9, 553869), (19, 262359), (27, 184623), (41, 121581), (57, 87453), (79, 63099), (81, 61541), (123, 40527), (171, 29151), (237, 21033), (369, 13509), (513, 9717), (711, 7011), (779, 6399), (1107, 4503), (1501, 3321), (1539, 3239), (2133, 2337)]