288889293

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{1213}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 481093632

約数和(自身を除く): 192204339

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1031, 1213, 3093, 3639, 7217, 8491, 11341, 13343, 21651, 25473, 34023, 40029, 79387, 93401, 238161, 280203, 1250603, 3751809, 8754221, 13756633, 26262663, 41269899, 96296431, 288889293]

約数ペア:

[(1, 288889293), (3, 96296431), (7, 41269899), (11, 26262663), (21, 13756633), (33, 8754221), (77, 3751809), (231, 1250603), (1031, 280203), (1213, 238161), (3093, 93401), (3639, 79387), (7217, 40029), (8491, 34023), (11341, 25473), (13343, 21651)]