1521585

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:64

約数の個数: 60

約数和(自身を含む): 3120348

約数和(自身を除く): 1598763

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 195, 221, 255, 289, 351, 405, 459, 585, 663, 765, 867, 1053, 1105, 1377, 1445, 1755, 1989, 2295, 2601, 3315, 3757, 4335, 5265, 5967, 6885, 7803, 9945, 11271, 13005, 17901, 18785, 23409, 29835, 33813, 39015, 56355, 89505, 101439, 117045, 169065, 304317, 507195, 1521585]

約数ペア:

[(1, 1521585), (3, 507195), (5, 304317), (9, 169065), (13, 117045), (15, 101439), (17, 89505), (27, 56355), (39, 39015), (45, 33813), (51, 29835), (65, 23409), (81, 18785), (85, 17901), (117, 13005), (135, 11271), (153, 9945), (195, 7803), (221, 6885), (255, 5967), (289, 5265), (351, 4335), (405, 3757), (459, 3315), (585, 2601), (663, 2295), (765, 1989), (867, 1755), (1053, 1445), (1105, 1377)]