248666908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 533656032

約数和(自身を除く): 284989124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 337, 361, 511, 532, 674, 722, 1022, 1348, 1387, 1444, 2044, 2359, 2527, 2774, 4718, 5054, 5548, 6403, 9436, 9709, 10108, 12806, 19418, 24601, 25612, 26353, 38836, 44821, 49202, 52706, 89642, 98404, 105412, 121657, 172207, 179284, 184471, 243314, 344414, 368942, 467419, 486628, 688828, 737884, 851599, 934838, 1703198, 1869676, 3271933, 3406396, 6543866, 8880961, 13087732, 17761922, 35523844, 62166727, 124333454, 248666908]

約数ペア:

[(1, 248666908), (2, 124333454), (4, 62166727), (7, 35523844), (14, 17761922), (19, 13087732), (28, 8880961), (38, 6543866), (73, 3406396), (76, 3271933), (133, 1869676), (146, 1703198), (266, 934838), (292, 851599), (337, 737884), (361, 688828), (511, 486628), (532, 467419), (674, 368942), (722, 344414), (1022, 243314), (1348, 184471), (1387, 179284), (1444, 172207), (2044, 121657), (2359, 105412), (2527, 98404), (2774, 89642), (4718, 52706), (5054, 49202), (5548, 44821), (6403, 38836), (9436, 26353), (9709, 25612), (10108, 24601), (12806, 19418)]