311406

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 32

約数和(自身を含む): 684288

約数和(自身を除く): 372882

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 71, 86, 102, 129, 142, 213, 258, 426, 731, 1207, 1462, 2193, 2414, 3053, 3621, 4386, 6106, 7242, 9159, 18318, 51901, 103802, 155703, 311406]

約数ペア:

[(1, 311406), (2, 155703), (3, 103802), (6, 51901), (17, 18318), (34, 9159), (43, 7242), (51, 6106), (71, 4386), (86, 3621), (102, 3053), (129, 2414), (142, 2193), (213, 1462), (258, 1207), (426, 731)]