13431385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12853}}^1$

素因数の和:12888

約数の個数: 16

約数和(自身を含む): 18509760

約数和(自身を除く): 5078375

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 12853, 64265, 141383, 244207, 706915, 1221035, 2686277, 13431385]

約数ペア:

[(1, 13431385), (5, 2686277), (11, 1221035), (19, 706915), (55, 244207), (95, 141383), (209, 64265), (1045, 12853)]