397377412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{19079}}^1$

素因数の和:19251

約数の個数: 24

約数和(自身を含む): 718018560

約数和(自身を除く): 320641148

約数列:

[1, 2, 4, 41, 82, 127, 164, 254, 508, 5207, 10414, 19079, 20828, 38158, 76316, 782239, 1564478, 2423033, 3128956, 4846066, 9692132, 99344353, 198688706, 397377412]

約数ペア:

[(1, 397377412), (2, 198688706), (4, 99344353), (41, 9692132), (82, 4846066), (127, 3128956), (164, 2423033), (254, 1564478), (508, 782239), (5207, 76316), (10414, 38158), (19079, 20828)]