421890716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{188681}}^1$

素因数の和:188741

約数の個数: 24

約数和(自身を含む): 813596784

約数和(自身を除く): 391706068

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 188681, 377362, 754724, 2452853, 4905706, 8113283, 9811412, 16226566, 32453132, 105472679, 210945358, 421890716]

約数ペア:

[(1, 421890716), (2, 210945358), (4, 105472679), (13, 32453132), (26, 16226566), (43, 9811412), (52, 8113283), (86, 4905706), (172, 2452853), (559, 754724), (1118, 377362), (2236, 188681)]