907897749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1\times {\mathrm{1213}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 1359602304

約数和(自身を除く): 451704555

約数列:

[1, 3, 11, 33, 37, 111, 407, 613, 1213, 1221, 1839, 3639, 6743, 13343, 20229, 22681, 40029, 44881, 68043, 134643, 249491, 493691, 743569, 748473, 1481073, 2230707, 8179259, 24537777, 27512053, 82536159, 302632583, 907897749]

約数ペア:

[(1, 907897749), (3, 302632583), (11, 82536159), (33, 27512053), (37, 24537777), (111, 8179259), (407, 2230707), (613, 1481073), (1213, 748473), (1221, 743569), (1839, 493691), (3639, 249491), (6743, 134643), (13343, 68043), (20229, 44881), (22681, 40029)]