201971809

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^2$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 232989120

約数和(自身を除く): 31017311

約数列:

[1, 13, 23, 59, 107, 299, 767, 1357, 1391, 2461, 6313, 11449, 17641, 31993, 82069, 145199, 148837, 263327, 675491, 1887587, 3423251, 8781383, 15536293, 201971809]

約数ペア:

[(1, 201971809), (13, 15536293), (23, 8781383), (59, 3423251), (107, 1887587), (299, 675491), (767, 263327), (1357, 148837), (1391, 145199), (2461, 82069), (6313, 31993), (11449, 17641)]