25628758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 43394400

約数和(自身を除く): 17765642

約数列:

[1, 2, 17, 19, 34, 38, 97, 194, 323, 409, 646, 818, 1649, 1843, 3298, 3686, 6953, 7771, 13906, 15542, 31331, 39673, 62662, 79346, 132107, 264214, 674441, 753787, 1348882, 1507574, 12814379, 25628758]

約数ペア:

[(1, 25628758), (2, 12814379), (17, 1507574), (19, 1348882), (34, 753787), (38, 674441), (97, 264214), (194, 132107), (323, 79346), (409, 62662), (646, 39673), (818, 31331), (1649, 15542), (1843, 13906), (3298, 7771), (3686, 6953)]