54691371

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12227}}^1$

素因数の和:12311

約数の個数: 24

約数和(自身を含む): 91563264

約数和(自身を除く): 36871893

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 12227, 36681, 85589, 110043, 256767, 770301, 868117, 2604351, 6076819, 7813053, 18230457, 54691371]

約数ペア:

[(1, 54691371), (3, 18230457), (7, 7813053), (9, 6076819), (21, 2604351), (63, 868117), (71, 770301), (213, 256767), (497, 110043), (639, 85589), (1491, 36681), (4473, 12227)]