71355987

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1409}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 109540080

約数和(自身を除く): 38184093

約数列:

[1, 3, 9, 17, 51, 153, 331, 993, 1409, 2979, 4227, 5627, 12681, 16881, 23953, 50643, 71859, 215577, 466379, 1399137, 4197411, 7928443, 23785329, 71355987]

約数ペア:

[(1, 71355987), (3, 23785329), (9, 7928443), (17, 4197411), (51, 1399137), (153, 466379), (331, 215577), (993, 71859), (1409, 50643), (2979, 23953), (4227, 16881), (5627, 12681)]