157717863

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 246954240

約数和(自身を除く): 89236377

約数列:

[1, 3, 9, 29, 31, 87, 93, 101, 193, 261, 279, 303, 579, 899, 909, 1737, 2697, 2929, 3131, 5597, 5983, 8091, 8787, 9393, 16791, 17949, 19493, 26361, 28179, 50373, 53847, 58479, 90799, 173507, 175437, 272397, 520521, 565297, 604283, 817191, 1561563, 1695891, 1812849, 5087673, 5438547, 17524207, 52572621, 157717863]

約数ペア:

[(1, 157717863), (3, 52572621), (9, 17524207), (29, 5438547), (31, 5087673), (87, 1812849), (93, 1695891), (101, 1561563), (193, 817191), (261, 604283), (279, 565297), (303, 520521), (579, 272397), (899, 175437), (909, 173507), (1737, 90799), (2697, 58479), (2929, 53847), (3131, 50373), (5597, 28179), (5983, 26361), (8091, 19493), (8787, 17949), (9393, 16791)]