401804914

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{28961}}^1$

素因数の和:29961

約数の個数: 16

約数和(自身を含む): 689527296

約数和(自身を除く): 287722382

約数列:

[1, 2, 7, 14, 991, 1982, 6937, 13874, 28961, 57922, 202727, 405454, 28700351, 57400702, 200902457, 401804914]

約数ペア:

[(1, 401804914), (2, 200902457), (7, 57400702), (14, 28700351), (991, 405454), (1982, 202727), (6937, 57922), (13874, 28961)]