193859631

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 54

約数和(自身を含む): 334487400

約数和(自身を除く): 140627769

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 199, 329, 423, 441, 597, 987, 1393, 1791, 2209, 2303, 2961, 4179, 6627, 6909, 9353, 9751, 12537, 15463, 19881, 20727, 28059, 29253, 46389, 65471, 84177, 87759, 108241, 139167, 196413, 324723, 439591, 458297, 589239, 974169, 1318773, 1374891, 3077137, 3956319, 4124673, 9231411, 21539959, 27694233, 64619877, 193859631]

約数ペア:

[(1, 193859631), (3, 64619877), (7, 27694233), (9, 21539959), (21, 9231411), (47, 4124673), (49, 3956319), (63, 3077137), (141, 1374891), (147, 1318773), (199, 974169), (329, 589239), (423, 458297), (441, 439591), (597, 324723), (987, 196413), (1393, 139167), (1791, 108241), (2209, 87759), (2303, 84177), (2961, 65471), (4179, 46389), (6627, 29253), (6909, 28059), (9353, 20727), (9751, 19881), (12537, 15463)]