81290363

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2251}}^1$

素因数の和:2343

約数の個数: 24

約数和(自身を含む): 104745024

約数和(自身を除く): 23454661

約数列:

[1, 7, 11, 49, 67, 77, 469, 539, 737, 2251, 3283, 5159, 15757, 24761, 36113, 110299, 150817, 173327, 1055719, 1213289, 1658987, 7390033, 11612909, 81290363]

約数ペア:

[(1, 81290363), (7, 11612909), (11, 7390033), (49, 1658987), (67, 1213289), (77, 1055719), (469, 173327), (539, 150817), (737, 110299), (2251, 36113), (3283, 24761), (5159, 15757)]