213946278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4721}}^1$

素因数の和:4829

約数の個数: 64

約数和(自身を含む): 533094912

約数和(自身を除く): 319148634

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 83, 91, 166, 182, 249, 273, 498, 546, 581, 1079, 1162, 1743, 2158, 3237, 3486, 4721, 6474, 7553, 9442, 14163, 15106, 22659, 28326, 33047, 45318, 61373, 66094, 99141, 122746, 184119, 198282, 368238, 391843, 429611, 783686, 859222, 1175529, 1288833, 2351058, 2577666, 2742901, 5093959, 5485802, 8228703, 10187918, 15281877, 16457406, 30563754, 35657713, 71315426, 106973139, 213946278]

約数ペア:

[(1, 213946278), (2, 106973139), (3, 71315426), (6, 35657713), (7, 30563754), (13, 16457406), (14, 15281877), (21, 10187918), (26, 8228703), (39, 5485802), (42, 5093959), (78, 2742901), (83, 2577666), (91, 2351058), (166, 1288833), (182, 1175529), (249, 859222), (273, 783686), (498, 429611), (546, 391843), (581, 368238), (1079, 198282), (1162, 184119), (1743, 122746), (2158, 99141), (3237, 66094), (3486, 61373), (4721, 45318), (6474, 33047), (7553, 28326), (9442, 22659), (14163, 15106)]