28669487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 38085120

約数和(自身を除く): 9415633

約数列:

[1, 7, 11, 29, 37, 77, 203, 259, 319, 347, 407, 1073, 2233, 2429, 2849, 3817, 7511, 10063, 11803, 12839, 26719, 70441, 82621, 89873, 110693, 141229, 372331, 774851, 988603, 2606317, 4095641, 28669487]

約数ペア:

[(1, 28669487), (7, 4095641), (11, 2606317), (29, 988603), (37, 774851), (77, 372331), (203, 141229), (259, 110693), (319, 89873), (347, 82621), (407, 70441), (1073, 26719), (2233, 12839), (2429, 11803), (2849, 10063), (3817, 7511)]