2161972223

素因数分解:

${\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 2322432000

約数和(自身を除く): 160459777

約数列:

[1, 47, 59, 71, 79, 139, 2773, 3337, 3713, 4189, 4661, 5609, 6533, 8201, 9869, 10981, 196883, 219067, 263623, 330931, 385447, 463843, 516107, 582271, 647879, 779651, 15553757, 27366737, 30450313, 36643597, 45999409, 2161972223]

約数ペア:

[(1, 2161972223), (47, 45999409), (59, 36643597), (71, 30450313), (79, 27366737), (139, 15553757), (2773, 779651), (3337, 647879), (3713, 582271), (4189, 516107), (4661, 463843), (5609, 385447), (6533, 330931), (8201, 263623), (9869, 219067), (10981, 196883)]