513422

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 36

約数和(自身を含む): 1001376

約数和(自身を除く): 487954

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 169, 182, 217, 338, 403, 434, 637, 806, 1183, 1274, 1519, 2366, 2821, 3038, 5239, 5642, 8281, 10478, 16562, 19747, 36673, 39494, 73346, 256711, 513422]

約数ペア:

[(1, 513422), (2, 256711), (7, 73346), (13, 39494), (14, 36673), (26, 19747), (31, 16562), (49, 10478), (62, 8281), (91, 5642), (98, 5239), (169, 3038), (182, 2821), (217, 2366), (338, 1519), (403, 1274), (434, 1183), (637, 806)]