12749864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 25482600

約数和(自身を除く): 12732736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 241, 389, 482, 778, 964, 1556, 1928, 3112, 4097, 6613, 8194, 13226, 16388, 26452, 32776, 52904, 93749, 187498, 374996, 749992, 1593733, 3187466, 6374932, 12749864]

約数ペア:

[(1, 12749864), (2, 6374932), (4, 3187466), (8, 1593733), (17, 749992), (34, 374996), (68, 187498), (136, 93749), (241, 52904), (389, 32776), (482, 26452), (778, 16388), (964, 13226), (1556, 8194), (1928, 6613), (3112, 4097)]