144637208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{420457}}^1$

素因数の和:420506

約数の個数: 16

約数和(自身を含む): 277502280

約数和(自身を除く): 132865072

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 420457, 840914, 1681828, 3363656, 18079651, 36159302, 72318604, 144637208]

約数ペア:

[(1, 144637208), (2, 72318604), (4, 36159302), (8, 18079651), (43, 3363656), (86, 1681828), (172, 840914), (344, 420457)]