202172427

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{16481}}^1$

素因数の和:16563

約数の個数: 24

約数和(自身を含む): 308543040

約数和(自身を除く): 106370613

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 4089, 12267, 16481, 49443, 148329, 477949, 774607, 1433847, 2323821, 4301541, 6971463, 22463603, 67390809, 202172427]

約数ペア:

[(1, 202172427), (3, 67390809), (9, 22463603), (29, 6971463), (47, 4301541), (87, 2323821), (141, 1433847), (261, 774607), (423, 477949), (1363, 148329), (4089, 49443), (12267, 16481)]