391570492

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{72139}}^1$

素因数の和:72225

約数の個数: 24

約数和(自身を含む): 727171200

約数和(自身を除く): 335600708

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 5428, 72139, 144278, 288556, 1659197, 3318394, 4256201, 6636788, 8512402, 17024804, 97892623, 195785246, 391570492]

約数ペア:

[(1, 391570492), (2, 195785246), (4, 97892623), (23, 17024804), (46, 8512402), (59, 6636788), (92, 4256201), (118, 3318394), (236, 1659197), (1357, 288556), (2714, 144278), (5428, 72139)]