23980005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{283}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 23868315

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 269, 283, 315, 807, 849, 1345, 1415, 1883, 1981, 2421, 2547, 4035, 4245, 5649, 5943, 9415, 9905, 12105, 12735, 16947, 17829, 28245, 29715, 76127, 84735, 89145, 228381, 380635, 532889, 685143, 1141905, 1598667, 2664445, 3425715, 4796001, 7993335, 23980005]

約数ペア:

[(1, 23980005), (3, 7993335), (5, 4796001), (7, 3425715), (9, 2664445), (15, 1598667), (21, 1141905), (35, 685143), (45, 532889), (63, 380635), (105, 228381), (269, 89145), (283, 84735), (315, 76127), (807, 29715), (849, 28245), (1345, 17829), (1415, 16947), (1883, 12735), (1981, 12105), (2421, 9905), (2547, 9415), (4035, 5943), (4245, 5649)]