1271984157

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{198221}}^1$

素因数の和:198281

約数の個数: 24

約数和(自身を含む): 1979048448

約数和(自身を除く): 707064291

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 198221, 594663, 1783989, 4559083, 6144851, 13677249, 18434553, 41031747, 55303659, 141331573, 423994719, 1271984157]

約数ペア:

[(1, 1271984157), (3, 423994719), (9, 141331573), (23, 55303659), (31, 41031747), (69, 18434553), (93, 13677249), (207, 6144851), (279, 4559083), (713, 1783989), (2139, 594663), (6417, 198221)]