398394438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{57389}}^1$

素因数の和:57496

約数の個数: 32

約数和(自身を含む): 867736800

約数和(自身を除く): 469342362

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942, 57389, 114778, 172167, 344334, 746057, 1492114, 2238171, 4476342, 5107621, 10215242, 15322863, 30645726, 66399073, 132798146, 199197219, 398394438]

約数ペア:

[(1, 398394438), (2, 199197219), (3, 132798146), (6, 66399073), (13, 30645726), (26, 15322863), (39, 10215242), (78, 5107621), (89, 4476342), (178, 2238171), (267, 1492114), (534, 746057), (1157, 344334), (2314, 172167), (3471, 114778), (6942, 57389)]