426317515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 571648896

約数和(自身を除く): 145331381

約数列:

[1, 5, 13, 37, 65, 103, 185, 481, 515, 1339, 1721, 2405, 3811, 6695, 8605, 19055, 22373, 49543, 63677, 111865, 177263, 247715, 318385, 827801, 886315, 2304419, 4139005, 6558731, 11522095, 32793655, 85263503, 426317515]

約数ペア:

[(1, 426317515), (5, 85263503), (13, 32793655), (37, 11522095), (65, 6558731), (103, 4139005), (185, 2304419), (481, 886315), (515, 827801), (1339, 318385), (1721, 247715), (2405, 177263), (3811, 111865), (6695, 63677), (8605, 49543), (19055, 22373)]