81403182

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:990

約数の個数: 96

約数和(自身を含む): 218150400

約数和(自身を除く): 136747218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 37, 38, 42, 57, 63, 74, 111, 114, 126, 133, 171, 222, 259, 266, 333, 342, 399, 518, 666, 703, 777, 798, 919, 1197, 1406, 1554, 1838, 2109, 2331, 2394, 2757, 4218, 4662, 4921, 5514, 6327, 6433, 8271, 9842, 12654, 12866, 14763, 16542, 17461, 19299, 29526, 34003, 34922, 38598, 44289, 52383, 57897, 68006, 88578, 102009, 104766, 115794, 122227, 157149, 204018, 238021, 244454, 306027, 314298, 366681, 476042, 612054, 646057, 714063, 733362, 1100043, 1292114, 1428126, 1938171, 2142189, 2200086, 3876342, 4284378, 4522399, 5814513, 9044798, 11629026, 13567197, 27134394, 40701591, 81403182]

約数ペア:

[(1, 81403182), (2, 40701591), (3, 27134394), (6, 13567197), (7, 11629026), (9, 9044798), (14, 5814513), (18, 4522399), (19, 4284378), (21, 3876342), (37, 2200086), (38, 2142189), (42, 1938171), (57, 1428126), (63, 1292114), (74, 1100043), (111, 733362), (114, 714063), (126, 646057), (133, 612054), (171, 476042), (222, 366681), (259, 314298), (266, 306027), (333, 244454), (342, 238021), (399, 204018), (518, 157149), (666, 122227), (703, 115794), (777, 104766), (798, 102009), (919, 88578), (1197, 68006), (1406, 57897), (1554, 52383), (1838, 44289), (2109, 38598), (2331, 34922), (2394, 34003), (2757, 29526), (4218, 19299), (4662, 17461), (4921, 16542), (5514, 14763), (6327, 12866), (6433, 12654), (8271, 9842)]