28214406

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 80

約数和(自身を含む): 70253568

約数和(自身を除く): 42039162

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 71, 81, 99, 142, 162, 198, 213, 223, 297, 426, 446, 594, 639, 669, 781, 891, 1278, 1338, 1562, 1782, 1917, 2007, 2343, 2453, 3834, 4014, 4686, 4906, 5751, 6021, 7029, 7359, 11502, 12042, 14058, 14718, 15833, 18063, 21087, 22077, 31666, 36126, 42174, 44154, 47499, 63261, 66231, 94998, 126522, 132462, 142497, 174163, 198693, 284994, 348326, 397386, 427491, 522489, 854982, 1044978, 1282473, 1567467, 2564946, 3134934, 4702401, 9404802, 14107203, 28214406]

約数ペア:

[(1, 28214406), (2, 14107203), (3, 9404802), (6, 4702401), (9, 3134934), (11, 2564946), (18, 1567467), (22, 1282473), (27, 1044978), (33, 854982), (54, 522489), (66, 427491), (71, 397386), (81, 348326), (99, 284994), (142, 198693), (162, 174163), (198, 142497), (213, 132462), (223, 126522), (297, 94998), (426, 66231), (446, 63261), (594, 47499), (639, 44154), (669, 42174), (781, 36126), (891, 31666), (1278, 22077), (1338, 21087), (1562, 18063), (1782, 15833), (1917, 14718), (2007, 14058), (2343, 12042), (2453, 11502), (3834, 7359), (4014, 7029), (4686, 6021), (4906, 5751)]