1051985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 1423872

約数和(自身を除く): 371887

約数列:

[1, 5, 11, 31, 55, 155, 341, 617, 1705, 3085, 6787, 19127, 33935, 95635, 210397, 1051985]

約数ペア:

[(1, 1051985), (5, 210397), (11, 95635), (31, 33935), (55, 19127), (155, 6787), (341, 3085), (617, 1705)]