15287643

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 26449920

約数和(自身を除く): 11162277

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 1721, 2961, 5163, 8883, 12047, 15489, 36141, 46467, 80887, 108423, 242661, 325269, 566209, 727983, 1698627, 2183949, 5095881, 15287643]

約数ペア:

[(1, 15287643), (3, 5095881), (7, 2183949), (9, 1698627), (21, 727983), (27, 566209), (47, 325269), (63, 242661), (141, 108423), (189, 80887), (329, 46467), (423, 36141), (987, 15489), (1269, 12047), (1721, 8883), (2961, 5163)]