27243027

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 22753773

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 61, 63, 119, 139, 153, 183, 189, 357, 417, 427, 459, 549, 973, 1037, 1071, 1251, 1281, 1647, 2363, 2919, 3111, 3213, 3753, 3843, 7089, 7259, 8479, 8757, 9333, 11529, 16541, 21267, 21777, 25437, 26271, 27999, 49623, 59353, 63801, 65331, 76311, 144143, 148869, 178059, 195993, 228933, 432429, 446607, 534177, 1009001, 1297287, 1602531, 3027003, 3891861, 9081009, 27243027]

約数ペア:

[(1, 27243027), (3, 9081009), (7, 3891861), (9, 3027003), (17, 1602531), (21, 1297287), (27, 1009001), (51, 534177), (61, 446607), (63, 432429), (119, 228933), (139, 195993), (153, 178059), (183, 148869), (189, 144143), (357, 76311), (417, 65331), (427, 63801), (459, 59353), (549, 49623), (973, 27999), (1037, 26271), (1071, 25437), (1251, 21777), (1281, 21267), (1647, 16541), (2363, 11529), (2919, 9333), (3111, 8757), (3213, 8479), (3753, 7259), (3843, 7089)]