31321147

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 7869893

約数列:

[1, 11, 13, 23, 89, 107, 143, 253, 299, 979, 1157, 1177, 1391, 2047, 2461, 3289, 9523, 12727, 15301, 22517, 26611, 27071, 31993, 104753, 123799, 219029, 292721, 351923, 1361789, 2409319, 2847377, 31321147]

約数ペア:

[(1, 31321147), (11, 2847377), (13, 2409319), (23, 1361789), (89, 351923), (107, 292721), (143, 219029), (253, 123799), (299, 104753), (979, 31993), (1157, 27071), (1177, 26611), (1391, 22517), (2047, 15301), (2461, 12727), (3289, 9523)]