28663085

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 39000960

約数和(自身を除く): 10337875

約数列:

[1, 5, 11, 55, 59, 73, 121, 295, 365, 605, 649, 803, 1331, 3245, 4015, 4307, 6655, 7139, 8833, 21535, 35695, 44165, 47377, 78529, 97163, 236885, 392645, 485815, 521147, 2605735, 5732617, 28663085]

約数ペア:

[(1, 28663085), (5, 5732617), (11, 2605735), (55, 521147), (59, 485815), (73, 392645), (121, 236885), (295, 97163), (365, 78529), (605, 47377), (649, 44165), (803, 35695), (1331, 21535), (3245, 8833), (4015, 7139), (4307, 6655)]