12868898

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 23587200

約数和(自身を除く): 10718302

約数列:

[1, 2, 7, 14, 17, 34, 119, 139, 238, 278, 389, 778, 973, 1946, 2363, 2723, 4726, 5446, 6613, 13226, 16541, 33082, 46291, 54071, 92582, 108142, 378497, 756994, 919207, 1838414, 6434449, 12868898]

約数ペア:

[(1, 12868898), (2, 6434449), (7, 1838414), (14, 919207), (17, 756994), (34, 378497), (119, 108142), (139, 92582), (238, 54071), (278, 46291), (389, 33082), (778, 16541), (973, 13226), (1946, 6613), (2363, 5446), (2723, 4726)]