2663001

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 4315584

約数和(自身を除く): 1652583

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 727, 1221, 2181, 3663, 6543, 7997, 23991, 26899, 71973, 80697, 242091, 295889, 887667, 2663001]

約数ペア:

[(1, 2663001), (3, 887667), (9, 295889), (11, 242091), (33, 80697), (37, 71973), (99, 26899), (111, 23991), (333, 7997), (407, 6543), (727, 3663), (1221, 2181)]