199955951

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9419}}^1$

素因数の和:9526

約数の個数: 16

約数和(自身を含む): 227888640

約数和(自身を除く): 27932689

約数列:

[1, 13, 23, 71, 299, 923, 1633, 9419, 21229, 122447, 216637, 668749, 2816281, 8693737, 15381227, 199955951]

約数ペア:

[(1, 199955951), (13, 15381227), (23, 8693737), (71, 2816281), (299, 668749), (923, 216637), (1633, 122447), (9419, 21229)]