74987915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{11251}}^1$

素因数の和:11330

約数の個数: 16

約数和(自身を含む): 95056896

約数和(自身を除く): 20068981

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 11251, 56255, 348781, 483793, 1743905, 2418965, 14997583, 74987915]

約数ペア:

[(1, 74987915), (5, 14997583), (31, 2418965), (43, 1743905), (155, 483793), (215, 348781), (1333, 56255), (6665, 11251)]