27666639

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 55770624

約数和(自身を除く): 28103985

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 37, 39, 63, 77, 83, 91, 99, 111, 117, 143, 231, 249, 259, 273, 333, 407, 429, 481, 581, 693, 747, 777, 819, 913, 1001, 1079, 1221, 1287, 1443, 1743, 2331, 2739, 2849, 3003, 3071, 3237, 3367, 3663, 4329, 5229, 5291, 6391, 7553, 8217, 8547, 9009, 9213, 9711, 10101, 11869, 15873, 19173, 21497, 22659, 25641, 27639, 30303, 33781, 35607, 37037, 39923, 47619, 57519, 64491, 67977, 83083, 101343, 106821, 111111, 119769, 193473, 236467, 249249, 279461, 304029, 333333, 359307, 439153, 709401, 747747, 838383, 1317459, 2128203, 2515149, 3074071, 3952377, 9222213, 27666639]

約数ペア:

[(1, 27666639), (3, 9222213), (7, 3952377), (9, 3074071), (11, 2515149), (13, 2128203), (21, 1317459), (33, 838383), (37, 747747), (39, 709401), (63, 439153), (77, 359307), (83, 333333), (91, 304029), (99, 279461), (111, 249249), (117, 236467), (143, 193473), (231, 119769), (249, 111111), (259, 106821), (273, 101343), (333, 83083), (407, 67977), (429, 64491), (481, 57519), (581, 47619), (693, 39923), (747, 37037), (777, 35607), (819, 33781), (913, 30303), (1001, 27639), (1079, 25641), (1221, 22659), (1287, 21497), (1443, 19173), (1743, 15873), (2331, 11869), (2739, 10101), (2849, 9711), (3003, 9213), (3071, 9009), (3237, 8547), (3367, 8217), (3663, 7553), (4329, 6391), (5229, 5291)]