1398692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 2638944

約数和(自身を除く): 1240252

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 307, 614, 1139, 1228, 2278, 4556, 5219, 10438, 20569, 20876, 41138, 82276, 349673, 699346, 1398692]

約数ペア:

[(1, 1398692), (2, 699346), (4, 349673), (17, 82276), (34, 41138), (67, 20876), (68, 20569), (134, 10438), (268, 5219), (307, 4556), (614, 2278), (1139, 1228)]