289206728

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{2347}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 552531360

約数和(自身を除く): 263324632

約数列:

[1, 2, 4, 8, 73, 146, 211, 292, 422, 584, 844, 1688, 2347, 4694, 9388, 15403, 18776, 30806, 61612, 123224, 171331, 342662, 495217, 685324, 990434, 1370648, 1980868, 3961736, 36150841, 72301682, 144603364, 289206728]

約数ペア:

[(1, 289206728), (2, 144603364), (4, 72301682), (8, 36150841), (73, 3961736), (146, 1980868), (211, 1370648), (292, 990434), (422, 685324), (584, 495217), (844, 342662), (1688, 171331), (2347, 123224), (4694, 61612), (9388, 30806), (15403, 18776)]