17712045

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 35456616

約数和(自身を除く): 17744571

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 137, 153, 169, 195, 221, 255, 411, 507, 585, 663, 685, 765, 845, 1105, 1233, 1521, 1781, 1989, 2055, 2329, 2535, 2873, 3315, 5343, 6165, 6987, 7605, 8619, 8905, 9945, 11645, 14365, 16029, 20961, 23153, 25857, 26715, 30277, 34935, 43095, 69459, 80145, 90831, 104805, 115765, 129285, 151385, 208377, 272493, 347295, 393601, 454155, 1041885, 1180803, 1362465, 1968005, 3542409, 5904015, 17712045]

約数ペア:

[(1, 17712045), (3, 5904015), (5, 3542409), (9, 1968005), (13, 1362465), (15, 1180803), (17, 1041885), (39, 454155), (45, 393601), (51, 347295), (65, 272493), (85, 208377), (117, 151385), (137, 129285), (153, 115765), (169, 104805), (195, 90831), (221, 80145), (255, 69459), (411, 43095), (507, 34935), (585, 30277), (663, 26715), (685, 25857), (765, 23153), (845, 20961), (1105, 16029), (1233, 14365), (1521, 11645), (1781, 9945), (1989, 8905), (2055, 8619), (2329, 7605), (2535, 6987), (2873, 6165), (3315, 5343)]