1261140189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{2437}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 1818552960

約数和(自身を除く): 557412771

約数列:

[1, 3, 17, 51, 73, 139, 219, 417, 1241, 2363, 2437, 3723, 7089, 7311, 10147, 30441, 41429, 124287, 172499, 177901, 338743, 517497, 533703, 1016229, 3024317, 5758631, 9072951, 17275893, 24728239, 74184717, 420380063, 1261140189]

約数ペア:

[(1, 1261140189), (3, 420380063), (17, 74184717), (51, 24728239), (73, 17275893), (139, 9072951), (219, 5758631), (417, 3024317), (1241, 1016229), (2363, 533703), (2437, 517497), (3723, 338743), (7089, 177901), (7311, 172499), (10147, 124287), (30441, 41429)]