247287746

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1330

約数の個数: 32

約数和(自身を含む): 403107840

約数和(自身を除く): 155820094

約数列:

[1, 2, 17, 34, 71, 89, 142, 178, 1151, 1207, 1513, 2302, 2414, 3026, 6319, 12638, 19567, 39134, 81721, 102439, 107423, 163442, 204878, 214846, 1389257, 1741463, 2778514, 3482926, 7273169, 14546338, 123643873, 247287746]

約数ペア:

[(1, 247287746), (2, 123643873), (17, 14546338), (34, 7273169), (71, 3482926), (89, 2778514), (142, 1741463), (178, 1389257), (1151, 214846), (1207, 204878), (1513, 163442), (2302, 107423), (2414, 102439), (3026, 81721), (6319, 39134), (12638, 19567)]