15721942023

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1289}}^1\times {\mathrm{26573}}^1$

素因数の和:27888

約数の個数: 32

約数和(自身を含む): 24681931200

約数和(自身を除く): 8959989177

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1289, 3867, 11601, 21913, 26573, 34803, 65739, 79719, 197217, 239157, 451741, 591651, 717471, 1355223, 4065669, 12197007, 34252597, 102757791, 308273373, 582294149, 924820119, 1746882447, 5240647341, 15721942023]

約数ペア:

[(1, 15721942023), (3, 5240647341), (9, 1746882447), (17, 924820119), (27, 582294149), (51, 308273373), (153, 102757791), (459, 34252597), (1289, 12197007), (3867, 4065669), (11601, 1355223), (21913, 717471), (26573, 591651), (34803, 451741), (65739, 239157), (79719, 197217)]