1291248015

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{28031}}^1$

素因数の和:28159

約数の個数: 32

約数和(自身を含む): 2147475456

約数和(自身を除く): 856227441

約数列:

[1, 3, 5, 15, 37, 83, 111, 185, 249, 415, 555, 1245, 3071, 9213, 15355, 28031, 46065, 84093, 140155, 420465, 1037147, 2326573, 3111441, 5185735, 6979719, 11632865, 15557205, 34898595, 86083201, 258249603, 430416005, 1291248015]

約数ペア:

[(1, 1291248015), (3, 430416005), (5, 258249603), (15, 86083201), (37, 34898595), (83, 15557205), (111, 11632865), (185, 6979719), (249, 5185735), (415, 3111441), (555, 2326573), (1245, 1037147), (3071, 420465), (9213, 140155), (15355, 84093), (28031, 46065)]