16512015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{293}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 30326688

約数和(自身を除く): 13814673

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 289, 293, 663, 867, 879, 1105, 1445, 1465, 3315, 3757, 3809, 4335, 4395, 4981, 11271, 11427, 14943, 18785, 19045, 24905, 56355, 57135, 64753, 74715, 84677, 194259, 254031, 323765, 423385, 971295, 1100801, 1270155, 3302403, 5504005, 16512015]

約数ペア:

[(1, 16512015), (3, 5504005), (5, 3302403), (13, 1270155), (15, 1100801), (17, 971295), (39, 423385), (51, 323765), (65, 254031), (85, 194259), (195, 84677), (221, 74715), (255, 64753), (289, 57135), (293, 56355), (663, 24905), (867, 19045), (879, 18785), (1105, 14943), (1445, 11427), (1465, 11271), (3315, 4981), (3757, 4395), (3809, 4335)]