71782361

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1181}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 86616960

約数和(自身を除く): 14834599

約数列:

[1, 7, 19, 133, 457, 1181, 3199, 8267, 8683, 22439, 60781, 157073, 539717, 3778019, 10254623, 71782361]

約数ペア:

[(1, 71782361), (7, 10254623), (19, 3778019), (133, 539717), (457, 157073), (1181, 60781), (3199, 22439), (8267, 8683)]