5218405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 6961032

約数和(自身を除く): 1742627

約数列:

[1, 5, 17, 29, 73, 85, 145, 365, 493, 841, 1241, 2117, 2465, 4205, 6205, 10585, 14297, 35989, 61393, 71485, 179945, 306965, 1043681, 5218405]

約数ペア:

[(1, 5218405), (5, 1043681), (17, 306965), (29, 179945), (73, 71485), (85, 61393), (145, 35989), (365, 14297), (493, 10585), (841, 6205), (1241, 4205), (2117, 2465)]