78225831

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{16943}}^1$

素因数の和:16977

約数の個数: 24

約数和(自身を含む): 123352320

約数和(自身を除く): 45126489

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 16943, 50829, 152487, 321917, 457461, 965751, 1372383, 2897253, 4117149, 8691759, 26075277, 78225831]

約数ペア:

[(1, 78225831), (3, 26075277), (9, 8691759), (19, 4117149), (27, 2897253), (57, 1372383), (81, 965751), (171, 457461), (243, 321917), (513, 152487), (1539, 50829), (4617, 16943)]