777700221

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 1088933760

約数和(自身を除く): 311233539

約数列:

[1, 3, 29, 87, 163, 173, 317, 489, 519, 951, 4727, 5017, 9193, 14181, 15051, 27579, 28199, 51671, 54841, 84597, 155013, 164523, 817771, 1498459, 1590389, 2453313, 4495377, 4771167, 8939083, 26817249, 259233407, 777700221]

約数ペア:

[(1, 777700221), (3, 259233407), (29, 26817249), (87, 8939083), (163, 4771167), (173, 4495377), (317, 2453313), (489, 1590389), (519, 1498459), (951, 817771), (4727, 164523), (5017, 155013), (9193, 84597), (14181, 54841), (15051, 51671), (27579, 28199)]