245500983

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 451118080

約数和(自身を除く): 205617097

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 163, 189, 273, 351, 489, 613, 819, 1141, 1467, 1839, 2119, 2457, 3423, 4291, 4401, 5517, 6357, 7969, 10269, 12873, 14833, 16551, 19071, 23907, 30807, 38619, 44499, 55783, 57213, 71721, 99919, 115857, 133497, 167349, 215163, 299757, 400491, 502047, 699433, 899271, 1298947, 1506141, 2098299, 2697813, 3896841, 6294897, 9092629, 11690523, 18884691, 27277887, 35071569, 81833661, 245500983]

約数ペア:

[(1, 245500983), (3, 81833661), (7, 35071569), (9, 27277887), (13, 18884691), (21, 11690523), (27, 9092629), (39, 6294897), (63, 3896841), (91, 2697813), (117, 2098299), (163, 1506141), (189, 1298947), (273, 899271), (351, 699433), (489, 502047), (613, 400491), (819, 299757), (1141, 215163), (1467, 167349), (1839, 133497), (2119, 115857), (2457, 99919), (3423, 71721), (4291, 57213), (4401, 55783), (5517, 44499), (6357, 38619), (7969, 30807), (10269, 23907), (12873, 19071), (14833, 16551)]