28103650911

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1\times {\mathrm{5527}}^1$

素因数の和:7460

約数の個数: 48

約数和(自身を含む): 47506128384

約数和(自身を除く): 19402477473

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1877, 2709, 5527, 5631, 13139, 16581, 16893, 38689, 39417, 49743, 80711, 116067, 118251, 237661, 242133, 348201, 564977, 712983, 726399, 1663627, 1694931, 2138949, 4990881, 5084793, 10374179, 14972643, 31122537, 72619253, 93367611, 217857759, 446089697, 653573277, 1338269091, 3122627879, 4014807273, 9367883637, 28103650911]

約数ペア:

[(1, 28103650911), (3, 9367883637), (7, 4014807273), (9, 3122627879), (21, 1338269091), (43, 653573277), (63, 446089697), (129, 217857759), (301, 93367611), (387, 72619253), (903, 31122537), (1877, 14972643), (2709, 10374179), (5527, 5084793), (5631, 4990881), (13139, 2138949), (16581, 1694931), (16893, 1663627), (38689, 726399), (39417, 712983), (49743, 564977), (80711, 348201), (116067, 242133), (118251, 237661)]