7287475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 10311840

約数和(自身を除く): 3024365

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 1319, 5525, 6595, 17147, 22423, 32975, 85735, 112115, 291499, 428675, 560575, 1457495, 7287475]

約数ペア:

[(1, 7287475), (5, 1457495), (13, 560575), (17, 428675), (25, 291499), (65, 112115), (85, 85735), (221, 32975), (325, 22423), (425, 17147), (1105, 6595), (1319, 5525)]