201723128

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{631}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 383940000

約数和(自身を除く): 182216872

約数列:

[1, 2, 4, 8, 89, 178, 356, 449, 631, 712, 898, 1262, 1796, 2524, 3592, 5048, 39961, 56159, 79922, 112318, 159844, 224636, 283319, 319688, 449272, 566638, 1133276, 2266552, 25215391, 50430782, 100861564, 201723128]

約数ペア:

[(1, 201723128), (2, 100861564), (4, 50430782), (8, 25215391), (89, 2266552), (178, 1133276), (356, 566638), (449, 449272), (631, 319688), (712, 283319), (898, 224636), (1262, 159844), (1796, 112318), (2524, 79922), (3592, 56159), (5048, 39961)]