16804965

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 27705600

約数和(自身を除く): 10900635

約数列:

[1, 3, 5, 15, 73, 103, 149, 219, 309, 365, 447, 515, 745, 1095, 1545, 2235, 7519, 10877, 15347, 22557, 32631, 37595, 46041, 54385, 76735, 112785, 163155, 230205, 1120331, 3360993, 5601655, 16804965]

約数ペア:

[(1, 16804965), (3, 5601655), (5, 3360993), (15, 1120331), (73, 230205), (103, 163155), (149, 112785), (219, 76735), (309, 54385), (365, 46041), (447, 37595), (515, 32631), (745, 22557), (1095, 15347), (1545, 10877), (2235, 7519)]