161873284

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{2671}}^1$

素因数の和:2923

約数の個数: 24

約数和(自身を含む): 288041600

約数和(自身を除く): 126168316

約数列:

[1, 2, 4, 109, 139, 218, 278, 436, 556, 2671, 5342, 10684, 15151, 30302, 60604, 291139, 371269, 582278, 742538, 1164556, 1485076, 40468321, 80936642, 161873284]

約数ペア:

[(1, 161873284), (2, 80936642), (4, 40468321), (109, 1485076), (139, 1164556), (218, 742538), (278, 582278), (436, 371269), (556, 291139), (2671, 60604), (5342, 30302), (10684, 15151)]