70090839

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 132863808

約数和(自身を除く): 62772969

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 81, 91, 111, 117, 189, 257, 259, 273, 333, 351, 481, 567, 771, 777, 819, 999, 1053, 1443, 1799, 2313, 2331, 2457, 2997, 3341, 3367, 4329, 5397, 6939, 6993, 7371, 9509, 10023, 10101, 12987, 16191, 20817, 20979, 23387, 28527, 30069, 30303, 38961, 48573, 66563, 70161, 85581, 90207, 90909, 123617, 145719, 199689, 210483, 256743, 270621, 272727, 370851, 599067, 631449, 770229, 865319, 1112553, 1797201, 1894347, 2595957, 3337659, 5391603, 7787871, 10012977, 23363613, 70090839]

約数ペア:

[(1, 70090839), (3, 23363613), (7, 10012977), (9, 7787871), (13, 5391603), (21, 3337659), (27, 2595957), (37, 1894347), (39, 1797201), (63, 1112553), (81, 865319), (91, 770229), (111, 631449), (117, 599067), (189, 370851), (257, 272727), (259, 270621), (273, 256743), (333, 210483), (351, 199689), (481, 145719), (567, 123617), (771, 90909), (777, 90207), (819, 85581), (999, 70161), (1053, 66563), (1443, 48573), (1799, 38961), (2313, 30303), (2331, 30069), (2457, 28527), (2997, 23387), (3341, 20979), (3367, 20817), (4329, 16191), (5397, 12987), (6939, 10101), (6993, 10023), (7371, 9509)]