78821847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1051}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 122919888

約数和(自身を除く): 44098041

約数列:

[1, 3, 9, 13, 39, 117, 641, 1051, 1923, 3153, 5769, 8333, 9459, 13663, 24999, 40989, 74997, 122967, 673691, 2021073, 6063219, 8757983, 26273949, 78821847]

約数ペア:

[(1, 78821847), (3, 26273949), (9, 8757983), (13, 6063219), (39, 2021073), (117, 673691), (641, 122967), (1051, 74997), (1923, 40989), (3153, 24999), (5769, 13663), (8333, 9459)]