81880204

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{62219}}^1$

素因数の和:62277

約数の個数: 24

約数和(自身を含む): 167247360

約数和(自身を除く): 85367156

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 62219, 124438, 248876, 435533, 871066, 1742132, 2924293, 5848586, 11697172, 20470051, 40940102, 81880204]

約数ペア:

[(1, 81880204), (2, 40940102), (4, 20470051), (7, 11697172), (14, 5848586), (28, 2924293), (47, 1742132), (94, 871066), (188, 435533), (329, 248876), (658, 124438), (1316, 62219)]