28232655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 49517568

約数和(自身を除く): 21284913

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 397, 431, 1191, 1293, 1985, 2155, 4367, 4741, 5955, 6465, 13101, 14223, 21835, 23705, 65505, 71115, 171107, 513321, 855535, 1882177, 2566605, 5646531, 9410885, 28232655]

約数ペア:

[(1, 28232655), (3, 9410885), (5, 5646531), (11, 2566605), (15, 1882177), (33, 855535), (55, 513321), (165, 171107), (397, 71115), (431, 65505), (1191, 23705), (1293, 21835), (1985, 14223), (2155, 13101), (4367, 6465), (4741, 5955)]