56105217

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1939

約数の個数: 40

約数和(自身を含む): 97644096

約数和(自身を除く): 41538879

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 1867, 3339, 4293, 5601, 10017, 13069, 16803, 30051, 39207, 50409, 98951, 117621, 151227, 296853, 352863, 692657, 890559, 1058589, 2077971, 2671677, 6233913, 8015031, 18701739, 56105217]

約数ペア:

[(1, 56105217), (3, 18701739), (7, 8015031), (9, 6233913), (21, 2671677), (27, 2077971), (53, 1058589), (63, 890559), (81, 692657), (159, 352863), (189, 296853), (371, 151227), (477, 117621), (567, 98951), (1113, 50409), (1431, 39207), (1867, 30051), (3339, 16803), (4293, 13069), (5601, 10017)]