87781463

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2069}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 119232000

約数和(自身を除く): 31450537

約数列:

[1, 7, 11, 19, 29, 77, 133, 203, 209, 319, 551, 1463, 2069, 2233, 3857, 6061, 14483, 22759, 39311, 42427, 60001, 159313, 275177, 420007, 432421, 660011, 1140019, 3026947, 4620077, 7980133, 12540209, 87781463]

約数ペア:

[(1, 87781463), (7, 12540209), (11, 7980133), (19, 4620077), (29, 3026947), (77, 1140019), (133, 660011), (203, 432421), (209, 420007), (319, 275177), (551, 159313), (1463, 60001), (2069, 42427), (2233, 39311), (3857, 22759), (6061, 14483)]