25869278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 39901680

約数和(自身を除く): 14032402

約数列:

[1, 2, 41, 82, 389, 778, 811, 1622, 15949, 31898, 33251, 66502, 315479, 630958, 12934639, 25869278]

約数ペア:

[(1, 25869278), (2, 12934639), (41, 630958), (82, 315479), (389, 66502), (778, 33251), (811, 31898), (1622, 15949)]