254793003843

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1\times {\mathrm{309539}}^1$

素因数の和:311631

約数の個数: 32

約数和(自身を含む): 408889958400

約数和(自身を除く): 154096954557

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2063, 6189, 14441, 39197, 43323, 117591, 274379, 309539, 823137, 928617, 2166773, 5881241, 6500319, 17643723, 41168687, 123506061, 638578957, 1915736871, 4470052699, 12133000183, 13410158097, 36399000549, 84931001281, 254793003843]

約数ペア:

[(1, 254793003843), (3, 84931001281), (7, 36399000549), (19, 13410158097), (21, 12133000183), (57, 4470052699), (133, 1915736871), (399, 638578957), (2063, 123506061), (6189, 41168687), (14441, 17643723), (39197, 6500319), (43323, 5881241), (117591, 2166773), (274379, 928617), (309539, 823137)]