51490467

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 90934272

約数和(自身を除く): 39443805

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 131, 153, 357, 367, 393, 917, 1071, 1101, 1179, 2227, 2569, 2751, 3303, 6239, 6681, 7707, 8253, 15589, 18717, 20043, 23121, 43673, 46767, 48077, 56151, 131019, 140301, 144231, 336539, 393057, 432693, 817309, 1009617, 2451927, 3028851, 5721163, 7355781, 17163489, 51490467]

約数ペア:

[(1, 51490467), (3, 17163489), (7, 7355781), (9, 5721163), (17, 3028851), (21, 2451927), (51, 1009617), (63, 817309), (119, 432693), (131, 393057), (153, 336539), (357, 144231), (367, 140301), (393, 131019), (917, 56151), (1071, 48077), (1101, 46767), (1179, 43673), (2227, 23121), (2569, 20043), (2751, 18717), (3303, 15589), (6239, 8253), (6681, 7707)]