51805215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14951}}^1$

素因数の和:14980

約数の個数: 48

約数和(自身を含む): 111960576

約数和(自身を除く): 60155361

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 14951, 44853, 74755, 104657, 134559, 164461, 224265, 313971, 493383, 523285, 672795, 822305, 941913, 1151227, 1480149, 1569855, 2466915, 3453681, 4709565, 5756135, 7400745, 10361043, 17268405, 51805215]

約数ペア:

[(1, 51805215), (3, 17268405), (5, 10361043), (7, 7400745), (9, 5756135), (11, 4709565), (15, 3453681), (21, 2466915), (33, 1569855), (35, 1480149), (45, 1151227), (55, 941913), (63, 822305), (77, 672795), (99, 523285), (105, 493383), (165, 313971), (231, 224265), (315, 164461), (385, 134559), (495, 104657), (693, 74755), (1155, 44853), (3465, 14951)]