28173123

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3320

約数の個数: 32

約数和(自身を含む): 47116800

約数和(自身を除く): 18943677

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2871, 3271, 8613, 9813, 29439, 35981, 88317, 94859, 107943, 284577, 323829, 853731, 971487, 1043449, 2561193, 3130347, 9391041, 28173123]

約数ペア:

[(1, 28173123), (3, 9391041), (9, 3130347), (11, 2561193), (27, 1043449), (29, 971487), (33, 853731), (87, 323829), (99, 284577), (261, 107943), (297, 94859), (319, 88317), (783, 35981), (957, 29439), (2871, 9813), (3271, 8613)]