26820495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 53254656

約数和(自身を除く): 26434161

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 127, 171, 195, 247, 285, 361, 381, 585, 635, 741, 855, 1083, 1143, 1235, 1651, 1805, 1905, 2223, 2413, 3249, 3705, 4693, 4953, 5415, 5715, 7239, 8255, 11115, 12065, 14079, 14859, 16245, 21717, 23465, 24765, 31369, 36195, 42237, 45847, 70395, 74295, 94107, 108585, 137541, 156845, 211185, 229235, 282321, 412623, 470535, 596011, 687705, 1411605, 1788033, 2063115, 2980055, 5364099, 8940165, 26820495]

約数ペア:

[(1, 26820495), (3, 8940165), (5, 5364099), (9, 2980055), (13, 2063115), (15, 1788033), (19, 1411605), (39, 687705), (45, 596011), (57, 470535), (65, 412623), (95, 282321), (117, 229235), (127, 211185), (171, 156845), (195, 137541), (247, 108585), (285, 94107), (361, 74295), (381, 70395), (585, 45847), (635, 42237), (741, 36195), (855, 31369), (1083, 24765), (1143, 23465), (1235, 21717), (1651, 16245), (1805, 14859), (1905, 14079), (2223, 12065), (2413, 11115), (3249, 8255), (3705, 7239), (4693, 5715), (4953, 5415)]