1971988743

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{233}}^1\times {\mathrm{5333}}^1$

素因数の和:5615

約数の個数: 24

約数和(自身を含む): 2760921072

約数和(自身を除く): 788932329

約数列:

[1, 3, 23, 69, 233, 529, 699, 1587, 5333, 5359, 15999, 16077, 122659, 123257, 367977, 369771, 1242589, 2821157, 3727767, 8463471, 28579547, 85738641, 657329581, 1971988743]

約数ペア:

[(1, 1971988743), (3, 657329581), (23, 85738641), (69, 28579547), (233, 8463471), (529, 3727767), (699, 2821157), (1587, 1242589), (5333, 369771), (5359, 367977), (15999, 123257), (16077, 122659)]