171964419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{140839}}^1$

素因数の和:140890

約数の個数: 16

約数和(自身を含む): 256892160

約数和(自身を除く): 84927741

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 140839, 422517, 1549229, 4647687, 5211043, 15633129, 57321473, 171964419]

約数ペア:

[(1, 171964419), (3, 57321473), (11, 15633129), (33, 5211043), (37, 4647687), (111, 1549229), (407, 422517), (1221, 140839)]