4989951

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 7948800

約数和(自身を除く): 2958849

約数列:

[1, 3, 9, 19, 27, 57, 71, 137, 171, 213, 411, 513, 639, 1233, 1349, 1917, 2603, 3699, 4047, 7809, 9727, 12141, 23427, 29181, 36423, 70281, 87543, 184813, 262629, 554439, 1663317, 4989951]

約数ペア:

[(1, 4989951), (3, 1663317), (9, 554439), (19, 262629), (27, 184813), (57, 87543), (71, 70281), (137, 36423), (171, 29181), (213, 23427), (411, 12141), (513, 9727), (639, 7809), (1233, 4047), (1349, 3699), (1917, 2603)]