13851475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 19955320

約数和(自身を除く): 6103845

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 241, 275, 475, 605, 1045, 1205, 2299, 2651, 3025, 4579, 5225, 6025, 11495, 13255, 22895, 29161, 50369, 57475, 66275, 114475, 145805, 251845, 554059, 729025, 1259225, 2770295, 13851475]

約数ペア:

[(1, 13851475), (5, 2770295), (11, 1259225), (19, 729025), (25, 554059), (55, 251845), (95, 145805), (121, 114475), (209, 66275), (241, 57475), (275, 50369), (475, 29161), (605, 22895), (1045, 13255), (1205, 11495), (2299, 6025), (2651, 5225), (3025, 4579)]