291208449

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{809}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 453185280

約数和(自身を除く): 161976831

約数列:

[1, 3, 7, 21, 61, 183, 281, 427, 809, 843, 1281, 1967, 2427, 5663, 5901, 16989, 17141, 49349, 51423, 119987, 148047, 227329, 345443, 359961, 681987, 1036329, 1591303, 4773909, 13867069, 41601207, 97069483, 291208449]

約数ペア:

[(1, 291208449), (3, 97069483), (7, 41601207), (21, 13867069), (61, 4773909), (183, 1591303), (281, 1036329), (427, 681987), (809, 359961), (843, 345443), (1281, 227329), (1967, 148047), (2427, 119987), (5663, 51423), (5901, 49349), (16989, 17141)]