42400107

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{331}}^2$

素因数の和:711

約数の個数: 18

約数和(自身を含む): 62858796

約数和(自身を除く): 20458689

約数列:

[1, 3, 9, 43, 129, 331, 387, 993, 2979, 14233, 42699, 109561, 128097, 328683, 986049, 4711123, 14133369, 42400107]

約数ペア:

[(1, 42400107), (3, 14133369), (9, 4711123), (43, 986049), (129, 328683), (331, 128097), (387, 109561), (993, 42699), (2979, 14233)]