87355384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4621}}^1$

素因数の和:4783

約数の個数: 32

約数和(自身を含む): 174711600

約数和(自身を除く): 87356216

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4621, 4726, 9242, 9452, 18484, 18904, 36968, 78557, 157114, 314228, 628456, 642319, 1284638, 2569276, 5138552, 10919423, 21838846, 43677692, 87355384]

約数ペア:

[(1, 87355384), (2, 43677692), (4, 21838846), (8, 10919423), (17, 5138552), (34, 2569276), (68, 1284638), (136, 642319), (139, 628456), (278, 314228), (556, 157114), (1112, 78557), (2363, 36968), (4621, 18904), (4726, 18484), (9242, 9452)]