12620565

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 23063040

約数和(自身を除く): 10442475

約数列:

[1, 3, 5, 9, 15, 31, 45, 83, 93, 109, 155, 249, 279, 327, 415, 465, 545, 747, 981, 1245, 1395, 1635, 2573, 3379, 3735, 4905, 7719, 9047, 10137, 12865, 16895, 23157, 27141, 30411, 38595, 45235, 50685, 81423, 115785, 135705, 152055, 280457, 407115, 841371, 1402285, 2524113, 4206855, 12620565]

約数ペア:

[(1, 12620565), (3, 4206855), (5, 2524113), (9, 1402285), (15, 841371), (31, 407115), (45, 280457), (83, 152055), (93, 135705), (109, 115785), (155, 81423), (249, 50685), (279, 45235), (327, 38595), (415, 30411), (465, 27141), (545, 23157), (747, 16895), (981, 12865), (1245, 10137), (1395, 9047), (1635, 7719), (2573, 4905), (3379, 3735)]