28658464

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 31670336

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 139, 272, 278, 379, 544, 556, 758, 1112, 1516, 2224, 2363, 3032, 4448, 4726, 6064, 6443, 9452, 12128, 12886, 18904, 25772, 37808, 51544, 52681, 75616, 103088, 105362, 206176, 210724, 421448, 842896, 895577, 1685792, 1791154, 3582308, 7164616, 14329232, 28658464]

約数ペア:

[(1, 28658464), (2, 14329232), (4, 7164616), (8, 3582308), (16, 1791154), (17, 1685792), (32, 895577), (34, 842896), (68, 421448), (136, 210724), (139, 206176), (272, 105362), (278, 103088), (379, 75616), (544, 52681), (556, 51544), (758, 37808), (1112, 25772), (1516, 18904), (2224, 12886), (2363, 12128), (3032, 9452), (4448, 6443), (4726, 6064)]