668836518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{838141}}^1$

素因数の和:838172

約数の個数: 32

約数和(自身を含む): 1609232640

約数和(自身を除く): 940396122

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 838141, 1676282, 2514423, 5028846, 5866987, 11733974, 15924679, 17600961, 31849358, 35201922, 47774037, 95548074, 111472753, 222945506, 334418259, 668836518]

約数ペア:

[(1, 668836518), (2, 334418259), (3, 222945506), (6, 111472753), (7, 95548074), (14, 47774037), (19, 35201922), (21, 31849358), (38, 17600961), (42, 15924679), (57, 11733974), (114, 5866987), (133, 5028846), (266, 2514423), (399, 1676282), (798, 838141)]