81916612

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{907}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 146086304

約数和(自身を除く): 64169692

約数列:

[1, 2, 4, 67, 134, 268, 337, 674, 907, 1348, 1814, 3628, 22579, 45158, 60769, 90316, 121538, 243076, 305659, 611318, 1222636, 20479153, 40958306, 81916612]

約数ペア:

[(1, 81916612), (2, 40958306), (4, 20479153), (67, 1222636), (134, 611318), (268, 305659), (337, 243076), (674, 121538), (907, 90316), (1348, 60769), (1814, 45158), (3628, 22579)]