389670358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{9337}}^1$

素因数の和:9628

約数の個数: 32

約数和(自身を含む): 731501568

約数和(自身を除く): 341831210

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 271, 542, 1897, 2981, 3794, 5962, 9337, 18674, 20867, 41734, 65359, 102707, 130718, 205414, 718949, 1437898, 2530327, 5060654, 17712289, 27833597, 35424578, 55667194, 194835179, 389670358]

約数ペア:

[(1, 389670358), (2, 194835179), (7, 55667194), (11, 35424578), (14, 27833597), (22, 17712289), (77, 5060654), (154, 2530327), (271, 1437898), (542, 718949), (1897, 205414), (2981, 130718), (3794, 102707), (5962, 65359), (9337, 41734), (18674, 20867)]