279405438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{210713}}^1$

素因数の和:210748

約数の個数: 32

約数和(自身を含む): 637199136

約数和(自身を除く): 357793698

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 210713, 421426, 632139, 1264278, 2739269, 3582121, 5478538, 7164242, 8217807, 10746363, 16435614, 21492726, 46567573, 93135146, 139702719, 279405438]

約数ペア:

[(1, 279405438), (2, 139702719), (3, 93135146), (6, 46567573), (13, 21492726), (17, 16435614), (26, 10746363), (34, 8217807), (39, 7164242), (51, 5478538), (78, 3582121), (102, 2739269), (221, 1264278), (442, 632139), (663, 421426), (1326, 210713)]