1285256

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 2808000

約数和(自身を除く): 1522744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 389, 413, 472, 778, 826, 1556, 1652, 2723, 3112, 3304, 5446, 10892, 21784, 22951, 45902, 91804, 160657, 183608, 321314, 642628, 1285256]

約数ペア:

[(1, 1285256), (2, 642628), (4, 321314), (7, 183608), (8, 160657), (14, 91804), (28, 45902), (56, 22951), (59, 21784), (118, 10892), (236, 5446), (389, 3304), (413, 3112), (472, 2723), (778, 1652), (826, 1556)]