2129778847

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1\times {\mathrm{2647}}^1$

素因数の和:3630

約数の個数: 16

約数和(自身を含む): 2455649280

約数和(自身を除く): 325870433

約数列:

[1, 7, 137, 839, 959, 2647, 5873, 18529, 114943, 362639, 804601, 2220833, 2538473, 15545831, 304254121, 2129778847]

約数ペア:

[(1, 2129778847), (7, 304254121), (137, 15545831), (839, 2538473), (959, 2220833), (2647, 804601), (5873, 362639), (18529, 114943)]