30486051

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 56

約数和(自身を含む): 50365440

約数和(自身を除く): 19879389

約数列:

[1, 3, 9, 19, 27, 31, 57, 71, 81, 93, 171, 213, 243, 279, 513, 589, 639, 729, 837, 1349, 1539, 1767, 1917, 2201, 2511, 4047, 4617, 5301, 5751, 6603, 7533, 12141, 13851, 15903, 17253, 19809, 22599, 36423, 41819, 47709, 51759, 59427, 109269, 125457, 143127, 178281, 327807, 376371, 429381, 534843, 983421, 1129113, 1604529, 3387339, 10162017, 30486051]

約数ペア:

[(1, 30486051), (3, 10162017), (9, 3387339), (19, 1604529), (27, 1129113), (31, 983421), (57, 534843), (71, 429381), (81, 376371), (93, 327807), (171, 178281), (213, 143127), (243, 125457), (279, 109269), (513, 59427), (589, 51759), (639, 47709), (729, 41819), (837, 36423), (1349, 22599), (1539, 19809), (1767, 17253), (1917, 15903), (2201, 13851), (2511, 12141), (4047, 7533), (4617, 6603), (5301, 5751)]