81861316

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{19073}}^1$

素因数の和:19143

約数の個数: 24

約数和(自身を含む): 152210520

約数和(自身を除く): 70349204

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 148, 1073, 2146, 4292, 19073, 38146, 76292, 553117, 705701, 1106234, 1411402, 2212468, 2822804, 20465329, 40930658, 81861316]

約数ペア:

[(1, 81861316), (2, 40930658), (4, 20465329), (29, 2822804), (37, 2212468), (58, 1411402), (74, 1106234), (116, 705701), (148, 553117), (1073, 76292), (2146, 38146), (4292, 19073)]