201220677

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67957}}^1$

素因数の和:68017

約数の個数: 24

約数和(自身を含む): 339246336

約数和(自身を除く): 138025659

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 67957, 203871, 475699, 611613, 1427097, 3193979, 4281291, 9581937, 22357853, 28745811, 67073559, 201220677]

約数ペア:

[(1, 201220677), (3, 67073559), (7, 28745811), (9, 22357853), (21, 9581937), (47, 4281291), (63, 3193979), (141, 1427097), (329, 611613), (423, 475699), (987, 203871), (2961, 67957)]