72053569

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 86184000

約数和(自身を除く): 14130431

約数列:

[1, 7, 49, 71, 139, 149, 497, 973, 1043, 3479, 6811, 7301, 9869, 10579, 20711, 69083, 74053, 144977, 483581, 518371, 1014839, 1470481, 10293367, 72053569]

約数ペア:

[(1, 72053569), (7, 10293367), (49, 1470481), (71, 1014839), (139, 518371), (149, 483581), (497, 144977), (973, 74053), (1043, 69083), (3479, 20711), (6811, 10579), (7301, 9869)]