248291505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 541651968

約数和(自身を除く): 293360463

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 131, 165, 231, 315, 385, 393, 495, 547, 655, 693, 917, 1155, 1179, 1441, 1641, 1965, 2735, 2751, 3465, 3829, 4323, 4585, 4923, 5895, 6017, 7205, 8205, 8253, 10087, 11487, 12969, 13755, 18051, 19145, 21615, 24615, 30085, 30261, 34461, 41265, 42119, 50435, 54153, 57435, 64845, 71657, 90255, 90783, 126357, 151305, 172305, 210595, 214971, 270765, 358285, 379071, 453915, 501599, 631785, 644913, 788227, 1074855, 1504797, 1895355, 2364681, 2507995, 3224565, 3941135, 4514391, 5517589, 7094043, 7523985, 11823405, 16552767, 22571955, 27587945, 35470215, 49658301, 82763835, 248291505]

約数ペア:

[(1, 248291505), (3, 82763835), (5, 49658301), (7, 35470215), (9, 27587945), (11, 22571955), (15, 16552767), (21, 11823405), (33, 7523985), (35, 7094043), (45, 5517589), (55, 4514391), (63, 3941135), (77, 3224565), (99, 2507995), (105, 2364681), (131, 1895355), (165, 1504797), (231, 1074855), (315, 788227), (385, 644913), (393, 631785), (495, 501599), (547, 453915), (655, 379071), (693, 358285), (917, 270765), (1155, 214971), (1179, 210595), (1441, 172305), (1641, 151305), (1965, 126357), (2735, 90783), (2751, 90255), (3465, 71657), (3829, 64845), (4323, 57435), (4585, 54153), (4923, 50435), (5895, 42119), (6017, 41265), (7205, 34461), (8205, 30261), (8253, 30085), (10087, 24615), (11487, 21615), (12969, 19145), (13755, 18051)]