20173321065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{1283}}^1$

素因数の和:1818

約数の個数: 64

約数和(自身を含む): 34486062336

約数和(自身を除く): 14312741271

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 313, 591, 939, 985, 1283, 1565, 2955, 3349, 3849, 4695, 5321, 6415, 10047, 15963, 16745, 19245, 21811, 26605, 50235, 61661, 65433, 79815, 109055, 184983, 252751, 308305, 327165, 401579, 758253, 924915, 1048237, 1204737, 1263755, 2007895, 3144711, 3791265, 4296767, 5241185, 6023685, 6826843, 12890301, 15723555, 20480529, 21483835, 34134215, 64451505, 79111063, 102402645, 237333189, 395555315, 1186665945, 1344888071, 4034664213, 6724440355, 20173321065]

約数ペア:

[(1, 20173321065), (3, 6724440355), (5, 4034664213), (15, 1344888071), (17, 1186665945), (51, 395555315), (85, 237333189), (197, 102402645), (255, 79111063), (313, 64451505), (591, 34134215), (939, 21483835), (985, 20480529), (1283, 15723555), (1565, 12890301), (2955, 6826843), (3349, 6023685), (3849, 5241185), (4695, 4296767), (5321, 3791265), (6415, 3144711), (10047, 2007895), (15963, 1263755), (16745, 1204737), (19245, 1048237), (21811, 924915), (26605, 758253), (50235, 401579), (61661, 327165), (65433, 308305), (79815, 252751), (109055, 184983)]