2487788215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{5189}}^1$

素因数の和:5607

約数の個数: 32

約数和(自身を含む): 3407961600

約数和(自身を除く): 920173385

約数列:

[1, 5, 11, 23, 55, 115, 253, 379, 1265, 1895, 4169, 5189, 8717, 20845, 25945, 43585, 57079, 95887, 119347, 285395, 479435, 596735, 1312817, 1966631, 6564085, 9833155, 21632941, 45232513, 108164705, 226162565, 497557643, 2487788215]

約数ペア:

[(1, 2487788215), (5, 497557643), (11, 226162565), (23, 108164705), (55, 45232513), (115, 21632941), (253, 9833155), (379, 6564085), (1265, 1966631), (1895, 1312817), (4169, 596735), (5189, 479435), (8717, 285395), (20845, 119347), (25945, 95887), (43585, 57079)]