47917989

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 81948672

約数和(自身を除く): 34030683

約数列:

[1, 3, 7, 9, 21, 53, 63, 113, 127, 159, 339, 371, 381, 477, 791, 889, 1017, 1113, 1143, 2373, 2667, 3339, 5989, 6731, 7119, 8001, 14351, 17967, 20193, 41923, 43053, 47117, 53901, 60579, 100457, 125769, 129159, 141351, 301371, 377307, 424053, 760603, 904113, 2281809, 5324221, 6845427, 15972663, 47917989]

約数ペア:

[(1, 47917989), (3, 15972663), (7, 6845427), (9, 5324221), (21, 2281809), (53, 904113), (63, 760603), (113, 424053), (127, 377307), (159, 301371), (339, 141351), (371, 129159), (381, 125769), (477, 100457), (791, 60579), (889, 53901), (1017, 47117), (1113, 43053), (1143, 41923), (2373, 20193), (2667, 17967), (3339, 14351), (5989, 8001), (6731, 7119)]