2681217

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 4987008

約数和(自身を除く): 2305791

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 73, 77, 99, 159, 219, 231, 371, 477, 511, 583, 657, 693, 803, 1113, 1533, 1749, 2409, 3339, 3869, 4081, 4599, 5247, 5621, 7227, 11607, 12243, 16863, 27083, 34821, 36729, 42559, 50589, 81249, 127677, 243747, 297913, 383031, 893739, 2681217]

約数ペア:

[(1, 2681217), (3, 893739), (7, 383031), (9, 297913), (11, 243747), (21, 127677), (33, 81249), (53, 50589), (63, 42559), (73, 36729), (77, 34821), (99, 27083), (159, 16863), (219, 12243), (231, 11607), (371, 7227), (477, 5621), (511, 5247), (583, 4599), (657, 4081), (693, 3869), (803, 3339), (1113, 2409), (1533, 1749)]