1788894207

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 2944512000

約数和(自身を除く): 1155617793

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 239, 391, 459, 621, 709, 717, 1173, 2127, 2151, 3519, 4063, 5497, 6381, 6453, 10557, 12053, 12189, 16307, 16491, 19143, 36159, 36567, 48921, 49473, 93449, 108477, 109701, 146763, 148419, 169451, 277219, 280347, 325431, 440289, 508353, 831657, 841041, 1525059, 2494971, 2523123, 2880667, 3897373, 4575177, 7484913, 8642001, 11692119, 25926003, 35076357, 66255341, 77778009, 105229071, 198766023, 596298069, 1788894207]

約数ペア:

[(1, 1788894207), (3, 596298069), (9, 198766023), (17, 105229071), (23, 77778009), (27, 66255341), (51, 35076357), (69, 25926003), (153, 11692119), (207, 8642001), (239, 7484913), (391, 4575177), (459, 3897373), (621, 2880667), (709, 2523123), (717, 2494971), (1173, 1525059), (2127, 841041), (2151, 831657), (3519, 508353), (4063, 440289), (5497, 325431), (6381, 280347), (6453, 277219), (10557, 169451), (12053, 148419), (12189, 146763), (16307, 109701), (16491, 108477), (19143, 93449), (36159, 49473), (36567, 48921)]