268021251

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{461}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 405599040

約数和(自身を除く): 137577789

約数列:

[1, 3, 9, 27, 61, 183, 353, 461, 549, 1059, 1383, 1647, 3177, 4149, 9531, 12447, 21533, 28121, 64599, 84363, 162733, 193797, 253089, 488199, 581391, 759267, 1464597, 4393791, 9926713, 29780139, 89340417, 268021251]

約数ペア:

[(1, 268021251), (3, 89340417), (9, 29780139), (27, 9926713), (61, 4393791), (183, 1464597), (353, 759267), (461, 581391), (549, 488199), (1059, 253089), (1383, 193797), (1647, 162733), (3177, 84363), (4149, 64599), (9531, 28121), (12447, 21533)]