308970416

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{271981}}^1$

素因数の和:272060

約数の個数: 20

約数和(自身を含む): 607063824

約数和(自身を除く): 298093408

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 271981, 543962, 1087924, 2175848, 4351696, 19310651, 38621302, 77242604, 154485208, 308970416]

約数ペア:

[(1, 308970416), (2, 154485208), (4, 77242604), (8, 38621302), (16, 19310651), (71, 4351696), (142, 2175848), (284, 1087924), (568, 543962), (1136, 271981)]