253661902

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 435967488

約数和(自身を除く): 182305586

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 169, 338, 403, 559, 563, 806, 1118, 1126, 1333, 2666, 5239, 7267, 7319, 10478, 14534, 14638, 17329, 17453, 24209, 34658, 34906, 48418, 95147, 190294, 225277, 226889, 314717, 450554, 453778, 629434, 750479, 1500958, 2949557, 4091321, 5899114, 8182642, 9756227, 19512454, 126830951, 253661902]

約数ペア:

[(1, 253661902), (2, 126830951), (13, 19512454), (26, 9756227), (31, 8182642), (43, 5899114), (62, 4091321), (86, 2949557), (169, 1500958), (338, 750479), (403, 629434), (559, 453778), (563, 450554), (806, 314717), (1118, 226889), (1126, 225277), (1333, 190294), (2666, 95147), (5239, 48418), (7267, 34906), (7319, 34658), (10478, 24209), (14534, 17453), (14638, 17329)]