842204013

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 1380695040

約数和(自身を除く): 538491027

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 331, 399, 911, 931, 993, 2317, 2733, 2793, 6289, 6377, 6951, 16219, 17309, 18867, 19131, 44023, 44639, 48657, 51927, 121163, 132069, 133917, 301541, 308161, 363489, 848141, 904623, 924483, 2110787, 2544423, 5729279, 6332361, 14775509, 17187837, 40104953, 44326527, 120314859, 280734671, 842204013]

約数ペア:

[(1, 842204013), (3, 280734671), (7, 120314859), (19, 44326527), (21, 40104953), (49, 17187837), (57, 14775509), (133, 6332361), (147, 5729279), (331, 2544423), (399, 2110787), (911, 924483), (931, 904623), (993, 848141), (2317, 363489), (2733, 308161), (2793, 301541), (6289, 133917), (6377, 132069), (6951, 121163), (16219, 51927), (17309, 48657), (18867, 44639), (19131, 44023)]