3121223

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 3732480

約数和(自身を除く): 611257

約数列:

[1, 7, 47, 53, 179, 329, 371, 1253, 2491, 8413, 9487, 17437, 58891, 66409, 445889, 3121223]

約数ペア:

[(1, 3121223), (7, 445889), (47, 66409), (53, 58891), (179, 17437), (329, 9487), (371, 8413), (1253, 2491)]