268863

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 24

約数和(自身を含む): 437760

約数和(自身を除く): 168897

約数列:

[1, 3, 7, 21, 31, 49, 59, 93, 147, 177, 217, 413, 651, 1239, 1519, 1829, 2891, 4557, 5487, 8673, 12803, 38409, 89621, 268863]

約数ペア:

[(1, 268863), (3, 89621), (7, 38409), (21, 12803), (31, 8673), (49, 5487), (59, 4557), (93, 2891), (147, 1829), (177, 1519), (217, 1239), (413, 651)]