221623695

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 424448640

約数和(自身を除く): 202824945

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 83, 95, 135, 171, 249, 285, 347, 405, 415, 513, 747, 855, 1041, 1245, 1539, 1577, 1735, 2241, 2565, 3123, 3735, 4731, 5205, 6593, 6723, 7695, 7885, 9369, 11205, 14193, 15615, 19779, 23655, 28107, 28801, 32965, 33615, 42579, 46845, 59337, 70965, 86403, 98895, 127737, 140535, 144005, 178011, 212895, 259209, 296685, 432015, 534033, 547219, 638685, 777627, 890055, 1296045, 1641657, 2332881, 2670165, 2736095, 3888135, 4924971, 8208285, 11664405, 14774913, 24624855, 44324739, 73874565, 221623695]

約数ペア:

[(1, 221623695), (3, 73874565), (5, 44324739), (9, 24624855), (15, 14774913), (19, 11664405), (27, 8208285), (45, 4924971), (57, 3888135), (81, 2736095), (83, 2670165), (95, 2332881), (135, 1641657), (171, 1296045), (249, 890055), (285, 777627), (347, 638685), (405, 547219), (415, 534033), (513, 432015), (747, 296685), (855, 259209), (1041, 212895), (1245, 178011), (1539, 144005), (1577, 140535), (1735, 127737), (2241, 98895), (2565, 86403), (3123, 70965), (3735, 59337), (4731, 46845), (5205, 42579), (6593, 33615), (6723, 32965), (7695, 28801), (7885, 28107), (9369, 23655), (11205, 19779), (14193, 15615)]