397487581

素因数分解:

${\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1\times {\mathrm{937}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 425476800

約数和(自身を除く): 27989219

約数列:

[1, 19, 83, 269, 937, 1577, 5111, 17803, 22327, 77771, 252053, 424213, 1477649, 4789007, 20920399, 397487581]

約数ペア:

[(1, 397487581), (19, 20920399), (83, 4789007), (269, 1477649), (937, 424213), (1577, 252053), (5111, 77771), (17803, 22327)]