12555447

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 18808320

約数和(自身を除く): 6252873

約数列:

[1, 3, 19, 23, 57, 61, 69, 157, 183, 437, 471, 1159, 1311, 1403, 2983, 3477, 3611, 4209, 8949, 9577, 10833, 26657, 28731, 68609, 79971, 181963, 205827, 220271, 545889, 660813, 4185149, 12555447]

約数ペア:

[(1, 12555447), (3, 4185149), (19, 660813), (23, 545889), (57, 220271), (61, 205827), (69, 181963), (157, 79971), (183, 68609), (437, 28731), (471, 26657), (1159, 10833), (1311, 9577), (1403, 8949), (2983, 4209), (3477, 3611)]