140889854

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4560

約数の個数: 32

約数和(自身を含む): 252788736

約数和(自身を除く): 111898882

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 2263, 4447, 4526, 8894, 15841, 31129, 31682, 62258, 137857, 275714, 324631, 649262, 964999, 1929998, 2272417, 4544834, 10063561, 20127122, 70444927, 140889854]

約数ペア:

[(1, 140889854), (2, 70444927), (7, 20127122), (14, 10063561), (31, 4544834), (62, 2272417), (73, 1929998), (146, 964999), (217, 649262), (434, 324631), (511, 275714), (1022, 137857), (2263, 62258), (4447, 31682), (4526, 31129), (8894, 15841)]