72649449

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1409}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 111519720

約数和(自身を除く): 38870271

約数列:

[1, 3, 9, 17, 51, 153, 337, 1011, 1409, 3033, 4227, 5729, 12681, 17187, 23953, 51561, 71859, 215577, 474833, 1424499, 4273497, 8072161, 24216483, 72649449]

約数ペア:

[(1, 72649449), (3, 24216483), (9, 8072161), (17, 4273497), (51, 1424499), (153, 474833), (337, 215577), (1011, 71859), (1409, 51561), (3033, 23953), (4227, 17187), (5729, 12681)]