1392237

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 2620800

約数和(自身を除く): 1228563

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 49, 63, 77, 99, 123, 147, 231, 287, 343, 369, 441, 451, 539, 693, 861, 1029, 1353, 1617, 2009, 2583, 3087, 3157, 3773, 4059, 4851, 6027, 9471, 11319, 14063, 18081, 22099, 28413, 33957, 42189, 66297, 126567, 154693, 198891, 464079, 1392237]

約数ペア:

[(1, 1392237), (3, 464079), (7, 198891), (9, 154693), (11, 126567), (21, 66297), (33, 42189), (41, 33957), (49, 28413), (63, 22099), (77, 18081), (99, 14063), (123, 11319), (147, 9471), (231, 6027), (287, 4851), (343, 4059), (369, 3773), (441, 3157), (451, 3087), (539, 2583), (693, 2009), (861, 1617), (1029, 1353)]