404155540655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137234479}}^1$

素因数の和:137234534

約数の個数: 16

約数和(自身を含む): 526980403200

約数和(自身を除く): 122824862545

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 137234479, 686172395, 2607455101, 4254268849, 13037275505, 21271344245, 80831108131, 404155540655]

約数ペア:

[(1, 404155540655), (5, 80831108131), (19, 21271344245), (31, 13037275505), (95, 4254268849), (155, 2607455101), (589, 686172395), (2945, 137234479)]