27981051265

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{16607}}^1\times {\mathrm{8219}}^1$

素因数の和:24872

約数の個数: 16

約数和(自身を含む): 34402475520

約数和(自身を除く): 6421424255

約数列:

[1, 5, 41, 205, 8219, 16607, 41095, 83035, 336979, 680887, 1684895, 3404435, 136492933, 682464665, 5596210253, 27981051265]

約数ペア:

[(1, 27981051265), (5, 5596210253), (41, 682464665), (205, 136492933), (8219, 3404435), (16607, 1684895), (41095, 680887), (83035, 336979)]