777392049

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{8737}}^1$

素因数の和:8989

約数の個数: 32

約数和(自身を含む): 1252679680

約数和(自身を除く): 475287631

約数列:

[1, 3, 7, 19, 21, 57, 133, 223, 399, 669, 1561, 4237, 4683, 8737, 12711, 26211, 29659, 61159, 88977, 166003, 183477, 498009, 1162021, 1948351, 3486063, 5845053, 13638457, 37018669, 40915371, 111056007, 259130683, 777392049]

約数ペア:

[(1, 777392049), (3, 259130683), (7, 111056007), (19, 40915371), (21, 37018669), (57, 13638457), (133, 5845053), (223, 3486063), (399, 1948351), (669, 1162021), (1561, 498009), (4237, 183477), (4683, 166003), (8737, 88977), (12711, 61159), (26211, 29659)]