9405981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4729}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 15495480

約数和(自身を除く): 6089499

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 4729, 14187, 42561, 61477, 80393, 184431, 241179, 553293, 723537, 1045109, 3135327, 9405981]

約数ペア:

[(1, 9405981), (3, 3135327), (9, 1045109), (13, 723537), (17, 553293), (39, 241179), (51, 184431), (117, 80393), (153, 61477), (221, 42561), (663, 14187), (1989, 4729)]