1320321431

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{249541}}^1$

素因数の和:249602

約数の個数: 16

約数和(自身を含む): 1593076128

約数和(自身を除く): 272754697

約数列:

[1, 11, 13, 37, 143, 407, 481, 5291, 249541, 2744951, 3244033, 9233017, 35684363, 101563187, 120029221, 1320321431]

約数ペア:

[(1, 1320321431), (11, 120029221), (13, 101563187), (37, 35684363), (143, 9233017), (407, 3244033), (481, 2744951), (5291, 249541)]