221736700563

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2963}}^1\times {\mathrm{13759}}^1$

素因数の和:16776

約数の個数: 48

約数和(自身を含む): 353358120960

約数和(自身を除く): 131621420397

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 2963, 5439, 8889, 13759, 20741, 41277, 62223, 96313, 109631, 145187, 288939, 328893, 435561, 509083, 674191, 767417, 1527249, 2022573, 2302251, 3563581, 5371919, 10690743, 16115757, 24945067, 40767917, 74835201, 122303751, 285375419, 856126257, 1508412929, 1997627933, 4525238787, 5992883799, 10558890503, 31676671509, 73912233521, 221736700563]

約数ペア:

[(1, 221736700563), (3, 73912233521), (7, 31676671509), (21, 10558890503), (37, 5992883799), (49, 4525238787), (111, 1997627933), (147, 1508412929), (259, 856126257), (777, 285375419), (1813, 122303751), (2963, 74835201), (5439, 40767917), (8889, 24945067), (13759, 16115757), (20741, 10690743), (41277, 5371919), (62223, 3563581), (96313, 2302251), (109631, 2022573), (145187, 1527249), (288939, 767417), (328893, 674191), (435561, 509083)]