640051566351

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{17209}}^1$

素因数の和:17484

約数の個数: 64

約数和(自身を含む): 920345640960

約数和(自身を除く): 280294074609

約数列:

[1, 3, 31, 47, 67, 93, 127, 141, 201, 381, 1457, 2077, 3149, 3937, 4371, 5969, 6231, 8509, 9447, 11811, 17209, 17907, 25527, 51627, 97619, 185039, 263779, 292857, 399923, 533479, 555117, 791337, 808823, 1153003, 1199769, 1600437, 2185543, 2426469, 3459009, 6556629, 12397613, 25073513, 35743093, 37192839, 54191141, 67751833, 75220539, 102720521, 107229279, 146431381, 162573423, 203255499, 308161563, 439294143, 1679925371, 3184336151, 4539372811, 5039776113, 6882274907, 9553008453, 13618118433, 20646824721, 213350522117, 640051566351]

約数ペア:

[(1, 640051566351), (3, 213350522117), (31, 20646824721), (47, 13618118433), (67, 9553008453), (93, 6882274907), (127, 5039776113), (141, 4539372811), (201, 3184336151), (381, 1679925371), (1457, 439294143), (2077, 308161563), (3149, 203255499), (3937, 162573423), (4371, 146431381), (5969, 107229279), (6231, 102720521), (8509, 75220539), (9447, 67751833), (11811, 54191141), (17209, 37192839), (17907, 35743093), (25527, 25073513), (51627, 12397613), (97619, 6556629), (185039, 3459009), (263779, 2426469), (292857, 2185543), (399923, 1600437), (533479, 1199769), (555117, 1153003), (791337, 808823)]