77391657

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 132986880

約数和(自身を除く): 55595223

約数列:

[1, 3, 7, 9, 21, 47, 59, 63, 141, 177, 329, 413, 423, 443, 531, 987, 1239, 1329, 2773, 2961, 3101, 3717, 3987, 8319, 9303, 19411, 20821, 24957, 26137, 27909, 58233, 62463, 78411, 145747, 174699, 182959, 187389, 235233, 437241, 548877, 1228439, 1311723, 1646631, 3685317, 8599073, 11055951, 25797219, 77391657]

約数ペア:

[(1, 77391657), (3, 25797219), (7, 11055951), (9, 8599073), (21, 3685317), (47, 1646631), (59, 1311723), (63, 1228439), (141, 548877), (177, 437241), (329, 235233), (413, 187389), (423, 182959), (443, 174699), (531, 145747), (987, 78411), (1239, 62463), (1329, 58233), (2773, 27909), (2961, 26137), (3101, 24957), (3717, 20821), (3987, 19411), (8319, 9303)]