4947138

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 12804480

約数和(自身を除く): 7857342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 79, 98, 126, 142, 147, 158, 213, 237, 294, 426, 441, 474, 497, 553, 639, 711, 882, 994, 1106, 1278, 1422, 1491, 1659, 2982, 3318, 3479, 3871, 4473, 4977, 5609, 6958, 7742, 8946, 9954, 10437, 11218, 11613, 16827, 20874, 23226, 31311, 33654, 34839, 39263, 50481, 62622, 69678, 78526, 100962, 117789, 235578, 274841, 353367, 549682, 706734, 824523, 1649046, 2473569, 4947138]

約数ペア:

[(1, 4947138), (2, 2473569), (3, 1649046), (6, 824523), (7, 706734), (9, 549682), (14, 353367), (18, 274841), (21, 235578), (42, 117789), (49, 100962), (63, 78526), (71, 69678), (79, 62622), (98, 50481), (126, 39263), (142, 34839), (147, 33654), (158, 31311), (213, 23226), (237, 20874), (294, 16827), (426, 11613), (441, 11218), (474, 10437), (497, 9954), (553, 8946), (639, 7742), (711, 6958), (882, 5609), (994, 4977), (1106, 4473), (1278, 3871), (1422, 3479), (1491, 3318), (1659, 2982)]