78127569

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2539}}^1$

素因数の和:2821

約数の個数: 24

約数和(自身を含む): 122041920

約数和(自身を除く): 43914351

約数列:

[1, 3, 9, 13, 39, 117, 263, 789, 2367, 2539, 3419, 7617, 10257, 22851, 30771, 33007, 99021, 297063, 667757, 2003271, 6009813, 8680841, 26042523, 78127569]

約数ペア:

[(1, 78127569), (3, 26042523), (9, 8680841), (13, 6009813), (39, 2003271), (117, 667757), (263, 297063), (789, 99021), (2367, 33007), (2539, 30771), (3419, 22851), (7617, 10257)]