1275993957

素因数分解:

$3^1\times 7^3\times {\mathrm{523}}^1\times {\mathrm{2371}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 1988684800

約数和(自身を除く): 712690843

約数列:

[1, 3, 7, 21, 49, 147, 343, 523, 1029, 1569, 2371, 3661, 7113, 10983, 16597, 25627, 49791, 76881, 116179, 179389, 348537, 538167, 813253, 1240033, 2439759, 3720099, 8680231, 26040693, 60761617, 182284851, 425331319, 1275993957]

約数ペア:

[(1, 1275993957), (3, 425331319), (7, 182284851), (21, 60761617), (49, 26040693), (147, 8680231), (343, 3720099), (523, 2439759), (1029, 1240033), (1569, 813253), (2371, 538167), (3661, 348537), (7113, 179389), (10983, 116179), (16597, 76881), (25627, 49791)]