28805315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3253}}^1$

素因数の和:3299

約数の個数: 32

約数和(自身を含む): 44983296

約数和(自身を除く): 16177981

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 3253, 8855, 16265, 22771, 35783, 74819, 113855, 178915, 250481, 374095, 523733, 823009, 1252405, 2618665, 4115045, 5761063, 28805315]

約数ペア:

[(1, 28805315), (5, 5761063), (7, 4115045), (11, 2618665), (23, 1252405), (35, 823009), (55, 523733), (77, 374095), (115, 250481), (161, 178915), (253, 113855), (385, 74819), (805, 35783), (1265, 22771), (1771, 16265), (3253, 8855)]