209915422

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2143}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 346401792

約数和(自身を除く): 136486370

約数列:

[1, 2, 17, 34, 43, 67, 86, 134, 731, 1139, 1462, 2143, 2278, 2881, 4286, 5762, 36431, 48977, 72862, 92149, 97954, 143581, 184298, 287162, 1566533, 2440877, 3133066, 4881754, 6173983, 12347966, 104957711, 209915422]

約数ペア:

[(1, 209915422), (2, 104957711), (17, 12347966), (34, 6173983), (43, 4881754), (67, 3133066), (86, 2440877), (134, 1566533), (731, 287162), (1139, 184298), (1462, 143581), (2143, 97954), (2278, 92149), (2881, 72862), (4286, 48977), (5762, 36431)]