211715966

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8539}}^1$

素因数の和:8589

約数の個数: 48

約数和(自身を含む): 420577920

約数和(自身を除く): 208861954

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 539, 1078, 1127, 1771, 2254, 3542, 8539, 12397, 17078, 24794, 59773, 93929, 119546, 187858, 196397, 392794, 418411, 657503, 836822, 1315006, 1374779, 2160367, 2749558, 4320734, 4602521, 9205042, 9623453, 15122569, 19246906, 30245138, 105857983, 211715966]

約数ペア:

[(1, 211715966), (2, 105857983), (7, 30245138), (11, 19246906), (14, 15122569), (22, 9623453), (23, 9205042), (46, 4602521), (49, 4320734), (77, 2749558), (98, 2160367), (154, 1374779), (161, 1315006), (253, 836822), (322, 657503), (506, 418411), (539, 392794), (1078, 196397), (1127, 187858), (1771, 119546), (2254, 93929), (3542, 59773), (8539, 24794), (12397, 17078)]