31312617

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{727}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 48799296

約数和(自身を除く): 17486679

約数列:

[1, 3, 7, 21, 49, 147, 293, 727, 879, 2051, 2181, 5089, 6153, 14357, 15267, 35623, 43071, 106869, 213011, 639033, 1491077, 4473231, 10437539, 31312617]

約数ペア:

[(1, 31312617), (3, 10437539), (7, 4473231), (21, 1491077), (49, 639033), (147, 213011), (293, 106869), (727, 43071), (879, 35623), (2051, 15267), (2181, 14357), (5089, 6153)]