220171395

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{967}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 361861632

約数和(自身を除く): 141690237

約数列:

[1, 3, 5, 15, 43, 129, 215, 353, 645, 967, 1059, 1765, 2901, 4835, 5295, 14505, 15179, 41581, 45537, 75895, 124743, 207905, 227685, 341351, 623715, 1024053, 1706755, 5120265, 14678093, 44034279, 73390465, 220171395]

約数ペア:

[(1, 220171395), (3, 73390465), (5, 44034279), (15, 14678093), (43, 5120265), (129, 1706755), (215, 1024053), (353, 623715), (645, 341351), (967, 227685), (1059, 207905), (1765, 124743), (2901, 75895), (4835, 45537), (5295, 41581), (14505, 15179)]