64458009

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1979}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 118609920

約数和(自身を除く): 54151911

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 693, 987, 1551, 1979, 2961, 3619, 4653, 5937, 10857, 13853, 17811, 21769, 32571, 41559, 65307, 93013, 124677, 152383, 195921, 279039, 457149, 651091, 837117, 1023143, 1371447, 1953273, 3069429, 5859819, 7162001, 9208287, 21486003, 64458009]

約数ペア:

[(1, 64458009), (3, 21486003), (7, 9208287), (9, 7162001), (11, 5859819), (21, 3069429), (33, 1953273), (47, 1371447), (63, 1023143), (77, 837117), (99, 651091), (141, 457149), (231, 279039), (329, 195921), (423, 152383), (517, 124677), (693, 93013), (987, 65307), (1551, 41559), (1979, 32571), (2961, 21769), (3619, 17811), (4653, 13853), (5937, 10857)]