137844585

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20021}}^1$

素因数の和:20055

約数の個数: 40

約数和(自身を含む): 261647496

約数和(自身を除く): 123802911

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 20021, 60063, 100105, 180189, 300315, 340357, 540567, 900945, 1021071, 1621701, 1701785, 2702835, 3063213, 5105355, 8108505, 9189639, 15316065, 27568917, 45948195, 137844585]

約数ペア:

[(1, 137844585), (3, 45948195), (5, 27568917), (9, 15316065), (15, 9189639), (17, 8108505), (27, 5105355), (45, 3063213), (51, 2702835), (81, 1701785), (85, 1621701), (135, 1021071), (153, 900945), (255, 540567), (405, 340357), (459, 300315), (765, 180189), (1377, 100105), (2295, 60063), (6885, 20021)]