4006145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 5692032

約数和(自身を除く): 1685887

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 431, 715, 845, 1859, 2155, 4741, 5603, 9295, 23705, 28015, 61633, 72839, 308165, 364195, 801229, 4006145]

約数ペア:

[(1, 4006145), (5, 801229), (11, 364195), (13, 308165), (55, 72839), (65, 61633), (143, 28015), (169, 23705), (431, 9295), (715, 5603), (845, 4741), (1859, 2155)]