28758345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3557}}^1$

素因数の和:3590

約数の個数: 48

約数和(自身を含む): 58408128

約数和(自身を除く): 29649783

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 3557, 8085, 10671, 17785, 24899, 39127, 53355, 74697, 117381, 124495, 174293, 195635, 273889, 373485, 522879, 586905, 821667, 871465, 1369445, 1917223, 2614395, 4108335, 5751669, 9586115, 28758345]

約数ペア:

[(1, 28758345), (3, 9586115), (5, 5751669), (7, 4108335), (11, 2614395), (15, 1917223), (21, 1369445), (33, 871465), (35, 821667), (49, 586905), (55, 522879), (77, 373485), (105, 273889), (147, 195635), (165, 174293), (231, 124495), (245, 117381), (385, 74697), (539, 53355), (735, 39127), (1155, 24899), (1617, 17785), (2695, 10671), (3557, 8085)]