291221018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8819}}^1$

素因数の和:8930

約数の個数: 32

約数和(自身を含む): 508032000

約数和(自身を除く): 216810982

約数列:

[1, 2, 11, 19, 22, 38, 79, 158, 209, 418, 869, 1501, 1738, 3002, 8819, 16511, 17638, 33022, 97009, 167561, 194018, 335122, 696701, 1393402, 1843171, 3686342, 7663711, 13237319, 15327422, 26474638, 145610509, 291221018]

約数ペア:

[(1, 291221018), (2, 145610509), (11, 26474638), (19, 15327422), (22, 13237319), (38, 7663711), (79, 3686342), (158, 1843171), (209, 1393402), (418, 696701), (869, 335122), (1501, 194018), (1738, 167561), (3002, 97009), (8819, 33022), (16511, 17638)]