207402416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{23189}}^1$

素因数の和:23253

約数の個数: 40

約数和(自身を含む): 442836240

約数和(自身を除く): 235433824

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 23189, 46378, 92756, 185512, 301457, 371024, 602914, 997127, 1205828, 1994254, 2411656, 3988508, 4823312, 7977016, 12962651, 15954032, 25925302, 51850604, 103701208, 207402416]

約数ペア:

[(1, 207402416), (2, 103701208), (4, 51850604), (8, 25925302), (13, 15954032), (16, 12962651), (26, 7977016), (43, 4823312), (52, 3988508), (86, 2411656), (104, 1994254), (172, 1205828), (208, 997127), (344, 602914), (559, 371024), (688, 301457), (1118, 185512), (2236, 92756), (4472, 46378), (8944, 23189)]