280517346

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:855

約数の個数: 48

約数和(自身を含む): 616172544

約数和(自身を除く): 335655198

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 277, 381, 443, 554, 762, 831, 886, 1143, 1329, 1662, 2286, 2493, 2658, 3987, 4986, 7974, 35179, 56261, 70358, 105537, 112522, 122711, 168783, 211074, 245422, 316611, 337566, 368133, 506349, 633222, 736266, 1012698, 1104399, 2208798, 15584297, 31168594, 46752891, 93505782, 140258673, 280517346]

約数ペア:

[(1, 280517346), (2, 140258673), (3, 93505782), (6, 46752891), (9, 31168594), (18, 15584297), (127, 2208798), (254, 1104399), (277, 1012698), (381, 736266), (443, 633222), (554, 506349), (762, 368133), (831, 337566), (886, 316611), (1143, 245422), (1329, 211074), (1662, 168783), (2286, 122711), (2493, 112522), (2658, 105537), (3987, 70358), (4986, 56261), (7974, 35179)]