3721509981

素因数分解:

$3^3\times 7^1\times {\mathrm{661}}^1\times {\mathrm{29789}}^1$

素因数の和:30466

約数の個数: 32

約数和(自身を含む): 6310713600

約数和(自身を除く): 2589203619

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 661, 1983, 4627, 5949, 13881, 17847, 29789, 41643, 89367, 124929, 208523, 268101, 625569, 804303, 1876707, 5630121, 19690529, 59071587, 137833703, 177214761, 413501109, 531644283, 1240503327, 3721509981]

約数ペア:

[(1, 3721509981), (3, 1240503327), (7, 531644283), (9, 413501109), (21, 177214761), (27, 137833703), (63, 59071587), (189, 19690529), (661, 5630121), (1983, 1876707), (4627, 804303), (5949, 625569), (13881, 268101), (17847, 208523), (29789, 124929), (41643, 89367)]