1291237454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 2275257600

約数和(自身を除く): 984020146

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 89, 178, 247, 494, 559, 683, 817, 1118, 1157, 1366, 1634, 1691, 2314, 3382, 3827, 7654, 8879, 10621, 12977, 17758, 21242, 21983, 25954, 29369, 43966, 49751, 58738, 60787, 72713, 99502, 121574, 145426, 168701, 337402, 381797, 558011, 763594, 790231, 945269, 1116022, 1154953, 1580462, 1890538, 2309906, 2613841, 5227682, 7254143, 14508286, 15014389, 30028778, 33979933, 49662979, 67959866, 99325958, 645618727, 1291237454]

約数ペア:

[(1, 1291237454), (2, 645618727), (13, 99325958), (19, 67959866), (26, 49662979), (38, 33979933), (43, 30028778), (86, 15014389), (89, 14508286), (178, 7254143), (247, 5227682), (494, 2613841), (559, 2309906), (683, 1890538), (817, 1580462), (1118, 1154953), (1157, 1116022), (1366, 945269), (1634, 790231), (1691, 763594), (2314, 558011), (3382, 381797), (3827, 337402), (7654, 168701), (8879, 145426), (10621, 121574), (12977, 99502), (17758, 72713), (21242, 60787), (21983, 58738), (25954, 49751), (29369, 43966)]