78634787

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 26427613

約数列:

[1, 7, 11, 19, 59, 77, 133, 209, 413, 649, 911, 1121, 1463, 4543, 6377, 7847, 10021, 12331, 17309, 53749, 70147, 86317, 121163, 190399, 376243, 591239, 1021231, 1332793, 4138673, 7148617, 11233541, 78634787]

約数ペア:

[(1, 78634787), (7, 11233541), (11, 7148617), (19, 4138673), (59, 1332793), (77, 1021231), (133, 591239), (209, 376243), (413, 190399), (649, 121163), (911, 86317), (1121, 70147), (1463, 53749), (4543, 17309), (6377, 12331), (7847, 10021)]