259376258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{877}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 421861440

約数和(自身を除く): 162485182

約数列:

[1, 2, 19, 38, 43, 86, 181, 362, 817, 877, 1634, 1754, 3439, 6878, 7783, 15566, 16663, 33326, 37711, 75422, 147877, 158737, 295754, 317474, 716509, 1433018, 3016003, 6032006, 6825691, 13651382, 129688129, 259376258]

約数ペア:

[(1, 259376258), (2, 129688129), (19, 13651382), (38, 6825691), (43, 6032006), (86, 3016003), (181, 1433018), (362, 716509), (817, 317474), (877, 295754), (1634, 158737), (1754, 147877), (3439, 75422), (6878, 37711), (7783, 33326), (15566, 16663)]