198956004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1275359}}^1$

素因数の和:1275379

約数の個数: 24

約数和(自身を含む): 499941120

約数和(自身を除く): 300985116

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1275359, 2550718, 3826077, 5101436, 7652154, 15304308, 16579667, 33159334, 49739001, 66318668, 99478002, 198956004]

約数ペア:

[(1, 198956004), (2, 99478002), (3, 66318668), (4, 49739001), (6, 33159334), (12, 16579667), (13, 15304308), (26, 7652154), (39, 5101436), (52, 3826077), (78, 2550718), (156, 1275359)]