254202487

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 337075200

約数和(自身を除く): 82872713

約数列:

[1, 7, 11, 29, 77, 79, 121, 131, 203, 319, 553, 847, 869, 917, 1441, 2233, 2291, 3509, 3799, 6083, 9559, 10087, 10349, 15851, 16037, 24563, 25201, 26593, 41789, 66913, 72443, 110957, 113839, 176407, 277211, 292523, 300121, 459679, 796873, 1252229, 1940477, 2100847, 3217753, 3301331, 8765603, 23109317, 36314641, 254202487]

約数ペア:

[(1, 254202487), (7, 36314641), (11, 23109317), (29, 8765603), (77, 3301331), (79, 3217753), (121, 2100847), (131, 1940477), (203, 1252229), (319, 796873), (553, 459679), (847, 300121), (869, 292523), (917, 277211), (1441, 176407), (2233, 113839), (2291, 110957), (3509, 72443), (3799, 66913), (6083, 41789), (9559, 26593), (10087, 25201), (10349, 24563), (15851, 16037)]