4919967

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 7983360

約数和(自身を除く): 3063393

約数列:

[1, 3, 9, 13, 27, 39, 107, 117, 131, 321, 351, 393, 963, 1179, 1391, 1703, 2889, 3537, 4173, 5109, 12519, 14017, 15327, 37557, 42051, 45981, 126153, 182221, 378459, 546663, 1639989, 4919967]

約数ペア:

[(1, 4919967), (3, 1639989), (9, 546663), (13, 378459), (27, 182221), (39, 126153), (107, 45981), (117, 42051), (131, 37557), (321, 15327), (351, 14017), (393, 12519), (963, 5109), (1179, 4173), (1391, 3537), (1703, 2889)]