28225815

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 46353600

約数和(自身を除く): 18127785

約数列:

[1, 3, 5, 15, 73, 149, 173, 219, 365, 447, 519, 745, 865, 1095, 2235, 2595, 10877, 12629, 25777, 32631, 37887, 54385, 63145, 77331, 128885, 163155, 189435, 386655, 1881721, 5645163, 9408605, 28225815]

約数ペア:

[(1, 28225815), (3, 9408605), (5, 5645163), (15, 1881721), (73, 386655), (149, 189435), (173, 163155), (219, 128885), (365, 77331), (447, 63145), (519, 54385), (745, 37887), (865, 32631), (1095, 25777), (2235, 12629), (2595, 10877)]