1285490031

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{10867}}^1$

素因数の和:11051

約数の個数: 32

約数和(自身を含む): 2019883008

約数和(自身を除く): 734392977

約数列:

[1, 3, 7, 21, 43, 129, 131, 301, 393, 903, 917, 2751, 5633, 10867, 16899, 32601, 39431, 76069, 118293, 228207, 467281, 1401843, 1423577, 3270967, 4270731, 9812901, 9965039, 29895117, 61213811, 183641433, 428496677, 1285490031]

約数ペア:

[(1, 1285490031), (3, 428496677), (7, 183641433), (21, 61213811), (43, 29895117), (129, 9965039), (131, 9812901), (301, 4270731), (393, 3270967), (903, 1423577), (917, 1401843), (2751, 467281), (5633, 228207), (10867, 118293), (16899, 76069), (32601, 39431)]