338581971

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137803}}^1$

素因数の和:137832

約数の個数: 32

約数和(自身を含む): 617361920

約数和(自身を除く): 278779949

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 137803, 413409, 964621, 1240227, 1791439, 2893863, 3720681, 5374317, 8681589, 12540073, 16122951, 26044767, 37620219, 48368853, 112860657, 338581971]

約数ペア:

[(1, 338581971), (3, 112860657), (7, 48368853), (9, 37620219), (13, 26044767), (21, 16122951), (27, 12540073), (39, 8681589), (63, 5374317), (91, 3720681), (117, 2893863), (189, 1791439), (273, 1240227), (351, 964621), (819, 413409), (2457, 137803)]