248954888

素因数分解:

$2^3\times 7^4\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 587033580

約数和(自身を除く): 338078692

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 997, 1274, 1372, 1994, 2401, 2548, 2744, 3988, 4459, 4802, 5096, 6979, 7976, 8918, 9604, 12961, 13958, 17836, 19208, 25922, 27916, 31213, 35672, 48853, 51844, 55832, 62426, 90727, 97706, 103688, 124852, 181454, 195412, 249704, 341971, 362908, 390824, 635089, 683942, 725816, 1270178, 1367884, 2393797, 2540356, 2735768, 4445623, 4787594, 5080712, 8891246, 9575188, 17782492, 19150376, 31119361, 35564984, 62238722, 124477444, 248954888]

約数ペア:

[(1, 248954888), (2, 124477444), (4, 62238722), (7, 35564984), (8, 31119361), (13, 19150376), (14, 17782492), (26, 9575188), (28, 8891246), (49, 5080712), (52, 4787594), (56, 4445623), (91, 2735768), (98, 2540356), (104, 2393797), (182, 1367884), (196, 1270178), (343, 725816), (364, 683942), (392, 635089), (637, 390824), (686, 362908), (728, 341971), (997, 249704), (1274, 195412), (1372, 181454), (1994, 124852), (2401, 103688), (2548, 97706), (2744, 90727), (3988, 62426), (4459, 55832), (4802, 51844), (5096, 48853), (6979, 35672), (7976, 31213), (8918, 27916), (9604, 25922), (12961, 19208), (13958, 17836)]