156443885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 207567360

約数和(自身を除く): 51123475

約数列:

[1, 5, 13, 65, 71, 109, 311, 355, 545, 923, 1417, 1555, 4043, 4615, 7085, 7739, 20215, 22081, 33899, 38695, 100607, 110405, 169495, 287053, 440687, 503035, 1435265, 2203435, 2406829, 12034145, 31288777, 156443885]

約数ペア:

[(1, 156443885), (5, 31288777), (13, 12034145), (65, 2406829), (71, 2203435), (109, 1435265), (311, 503035), (355, 440687), (545, 287053), (923, 169495), (1417, 110405), (1555, 100607), (4043, 38695), (4615, 33899), (7085, 22081), (7739, 20215)]