289988678

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{11239}}^1$

素因数の和:11364

約数の個数: 32

約数和(自身を含む): 528729600

約数和(自身を除く): 238740922

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 679, 1358, 1843, 3686, 11239, 12901, 22478, 25802, 78673, 157346, 213541, 427082, 1090183, 1494787, 2180366, 2989574, 7631281, 15262562, 20713477, 41426954, 144994339, 289988678]

約数ペア:

[(1, 289988678), (2, 144994339), (7, 41426954), (14, 20713477), (19, 15262562), (38, 7631281), (97, 2989574), (133, 2180366), (194, 1494787), (266, 1090183), (679, 427082), (1358, 213541), (1843, 157346), (3686, 78673), (11239, 25802), (12901, 22478)]