239304585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{16811}}^1$

素因数の和:16905

約数の個数: 32

約数和(自身を含む): 418013568

約数和(自身を除く): 178708983

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2847, 4745, 14235, 16811, 50433, 84055, 218543, 252165, 655629, 1092715, 1227203, 3278145, 3681609, 6136015, 15953639, 18408045, 47860917, 79768195, 239304585]

約数ペア:

[(1, 239304585), (3, 79768195), (5, 47860917), (13, 18408045), (15, 15953639), (39, 6136015), (65, 3681609), (73, 3278145), (195, 1227203), (219, 1092715), (365, 655629), (949, 252165), (1095, 218543), (2847, 84055), (4745, 50433), (14235, 16811)]