38991561

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{6337}}^1$

素因数の和:6640

約数の個数: 16

約数和(自身を含む): 59627904

約数和(自身を除く): 20636343

約数列:

[1, 3, 7, 21, 293, 879, 2051, 6153, 6337, 19011, 44359, 133077, 1856741, 5570223, 12997187, 38991561]

約数ペア:

[(1, 38991561), (3, 12997187), (7, 5570223), (21, 1856741), (293, 133077), (879, 44359), (2051, 19011), (6153, 6337)]