51250563

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 100013760

約数和(自身を除く): 48763197

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 81, 91, 117, 119, 153, 189, 221, 273, 351, 357, 409, 459, 567, 663, 819, 1053, 1071, 1227, 1377, 1547, 1989, 2457, 2863, 3213, 3681, 4641, 5317, 5967, 6953, 7371, 8589, 9639, 11043, 13923, 15951, 17901, 20859, 25767, 33129, 37219, 41769, 47853, 48671, 62577, 77301, 90389, 111657, 125307, 143559, 146013, 187731, 231903, 271167, 334971, 430677, 438039, 563193, 632723, 813501, 1004913, 1314117, 1898169, 2440503, 3014739, 3942351, 5694507, 7321509, 17083521, 51250563]

約数ペア:

[(1, 51250563), (3, 17083521), (7, 7321509), (9, 5694507), (13, 3942351), (17, 3014739), (21, 2440503), (27, 1898169), (39, 1314117), (51, 1004913), (63, 813501), (81, 632723), (91, 563193), (117, 438039), (119, 430677), (153, 334971), (189, 271167), (221, 231903), (273, 187731), (351, 146013), (357, 143559), (409, 125307), (459, 111657), (567, 90389), (663, 77301), (819, 62577), (1053, 48671), (1071, 47853), (1227, 41769), (1377, 37219), (1547, 33129), (1989, 25767), (2457, 20859), (2863, 17901), (3213, 15951), (3681, 13923), (4641, 11043), (5317, 9639), (5967, 8589), (6953, 7371)]