221418444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1419349}}^1$

素因数の和:1419369

約数の個数: 24

約数和(自身を含む): 556385200

約数和(自身を除く): 334966756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1419349, 2838698, 4258047, 5677396, 8516094, 17032188, 18451537, 36903074, 55354611, 73806148, 110709222, 221418444]

約数ペア:

[(1, 221418444), (2, 110709222), (3, 73806148), (4, 55354611), (6, 36903074), (12, 18451537), (13, 17032188), (26, 8516094), (39, 5677396), (52, 4258047), (78, 2838698), (156, 1419349)]