518994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1373}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 1319040

約数和(自身を除く): 800046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1373, 2746, 4119, 8238, 9611, 12357, 19222, 24714, 28833, 37071, 57666, 74142, 86499, 172998, 259497, 518994]

約数ペア:

[(1, 518994), (2, 259497), (3, 172998), (6, 86499), (7, 74142), (9, 57666), (14, 37071), (18, 28833), (21, 24714), (27, 19222), (42, 12357), (54, 9611), (63, 8238), (126, 4119), (189, 2746), (378, 1373)]