31016484

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1999}}^1$

素因数の和:2440

約数の個数: 36

約数和(自身を含む): 78624000

約数和(自身を除く): 47607516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 1999, 2586, 3879, 3998, 5172, 5997, 7758, 7996, 11994, 15516, 17991, 23988, 35982, 71964, 861569, 1723138, 2584707, 3446276, 5169414, 7754121, 10338828, 15508242, 31016484]

約数ペア:

[(1, 31016484), (2, 15508242), (3, 10338828), (4, 7754121), (6, 5169414), (9, 3446276), (12, 2584707), (18, 1723138), (36, 861569), (431, 71964), (862, 35982), (1293, 23988), (1724, 17991), (1999, 15516), (2586, 11994), (3879, 7996), (3998, 7758), (5172, 5997)]