780002769

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 1293379584

約数和(自身を除く): 513376815

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 271, 273, 507, 811, 813, 1183, 1897, 2433, 3523, 3549, 5677, 5691, 10543, 10569, 17031, 24661, 31629, 45799, 73801, 73983, 137059, 137397, 219781, 221403, 320593, 411177, 659343, 959413, 961779, 1538467, 2857153, 2878239, 4615401, 8571459, 20000071, 37142989, 60000213, 111428967, 260000923, 780002769]

約数ペア:

[(1, 780002769), (3, 260000923), (7, 111428967), (13, 60000213), (21, 37142989), (39, 20000071), (91, 8571459), (169, 4615401), (271, 2878239), (273, 2857153), (507, 1538467), (811, 961779), (813, 959413), (1183, 659343), (1897, 411177), (2433, 320593), (3523, 221403), (3549, 219781), (5677, 137397), (5691, 137059), (10543, 73983), (10569, 73801), (17031, 45799), (24661, 31629)]