28861077

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3533}}^1$

素因数の和:3932

約数の個数: 16

約数和(自身を含む): 44104320

約数和(自身を除く): 15243243

約数列:

[1, 3, 7, 21, 389, 1167, 2723, 3533, 8169, 10599, 24731, 74193, 1374337, 4123011, 9620359, 28861077]

約数ペア:

[(1, 28861077), (3, 9620359), (7, 4123011), (21, 1374337), (389, 74193), (1167, 24731), (2723, 10599), (3533, 8169)]